Skyword Archive

Lambert
Marion
Dinerstein
Kelton
Gyorgyey Ries
Hooper
Endl
Tufts
Luck
Marshall
Tomkin
Hill
Silge
Fanelli
Reddy
Gebhardt
Harvey
Benedict
Sneden
Robinson
Cianciolo
Wheeler
Drory
Lacy
Barnes
Vilas
Shetrone
Handler
Cochran
Redfield
Evans
Kilic
Wilson
Cochran
Johns-Krull
Federman
Dunn
Cornell
Kumar
Yong
Marcum
Kormendy
Odewahn
Ge
Lester
Wills
Roman
Allende Prieto
Komatsu
Hemenway
Powell
Maas
Prato
O'Neal
Fisher
Bauer
Miroshnichenko
Wilhelm
Winget
Montgomery
Christian
Castanheira
Jogee
Siegel
Sobeck
McArthur
Roederer
Ramirez
For
Quimby
Montgomery
Hwang
Williams
Silvotti
Chandler
Cairos
Frebel
Murphy
Schuler
Hatzes
Green
Yoachim
Blanc
Wetzel
Frinchaboy
Mahmud
Breger
Chonis
Heiderman
Afsar
Weinzirl
Im
Weijmans
Im
Mason
McConnell
Brugamyer
Dodson-Robinson
Hermes
Freeland
Green
Overzier
Williams
Aguilar
Poppenhaeger
Zhao
Required Technology
Pricing for Student Programs
Support Science Education!
Know Before You Go
Downloadable Descriptions
Prepare for your Teacher Workshop
K-12 Professional Development Opportunities and Acknowledgements
By the Numbers: Audiences and Media
Map
Present & Past
Scout Night Behavior Expectations
Explore Our Solar System for UTeach Students and Alumni
Mysteries of the Universe, Dark Matter, Galaxies and More
Explore Our Milky Way and Beyond
Explore Our Solar System
HET map
Annual Fund
Cost of a one-year subscription to StarDate magazine
Public Viewing at Painter Hall - 9 pm
Public Viewing at RLM Hall - 9 pm
Open House
Open House - All Day
Solar Viewing & Tour
SPRING BREAK - Twilight Programs - Multiple Times
Solar Viewing & Tour
36" Special Viewing Night - 7:15pm
82" Special Viewing Night - 7:15pm
107" Special Viewing Night - 5:30pm
SOLAR TOUR - Streaming on YouTube - 11am
MOON TOUR - Streaming on YouTube - 8pm
Guided Tour - 2:00pm
K12 Astronomy Day - 10:00 am (online)
Visitors Center Closed - No Public Programs
DEEP SKY TOUR - Streaming on Youtube - 8pm
Visitors Center Closed - No Public Programs
Guided Tour - 11:00am
Guided Tour - 2:00pm
Guided Tour - 3:00pm
Guided Tour - 2:00pm
Guided Tour - 3:00pm
Exploring Galaxies and the Cosmos
Student Programs
For All Students
Spring Break 2014 Hours and Programs
Your BoV Meeting Registration Has Been Received
Subscribe to SkyTips
Frequently Asked Questions
Students Programs for Groups of 30 Students or Fewer
Reservation Request Received
2012 Board of Visitors Meeting Registration is Now Closed
Useful Websites
Seeing the Invisible: Dust in the Universe
Telescope Technology for Teachers
Telescope Technology for Teachers: Human HET - Science and Math TEKS
Telescope Technology for Teachers: Optic Fiber- Science and Math TEKS
Make your own galaxy
Journey Into Spectroscopy
Coma Cluster of Galaxies
Supporting Educational Opportunities for All
Exploring Light: the Optics of Diffraction
Your BoV Meeting Registration Has Been Received
Your BoV Meeting Registration Has Been Received
Your BoV Meeting Registration Has Been Received
Your BoV Meeting Registration Has Been Received
Your Order is Complete
Thanks for Supporting McDonald Observatory
Thanks for Supporting McDonald Observatory
Thanks for sharing your story
75th Anniversary Donor Hall of Fame
Betelgeuse Newsletter
The Astronomers Lodge at the University of Texas McDonald Observatory
Betelgeuse Orion Newsletter - Winter 2015
‘Crown Jewels’ Installed on Hobby-Eberly Telescope
Featured Image
Director’s Message
Astronomy Outreach Program Enters the Stratosphere
UT Austin Postdocs Serve Up Astronomy and a Pint
Texas Astronomers Help Find Earth’s Older, Bigger Cousin
Featured Image
Director's Message
McDonald Observatory Superintendent Returns to West Texas After Productive Hiatus
Giant Magellan Telescope Organization Breaks Ground in Chile
McDonald Shines on Solar Viewing Upgrades
Alexanders Ring the Rocks at GMT Groundbreaking
Bill Wren’s Passion Preserves the Night Sky
Director's Message
Close Encounters with Pluto through Alan Stern
Searching for Earth 2.0 at SXSW 2016
Director's Message
Test - Full Width Page
Spring Break 2019 Hours and Programs
BACKUP Spring Break 2019 Hours and Programs
McDonald Observatory 2020 Summer Internship
McDonald Observatory Live Streaming Programs
Clone of McDonald Observatory Live Streaming Programs
McDonald Observatory Community Partnership
Clone of McDonald Observatory Live Streaming Programs
Charged Coupled Devices
Prime Focus Corrector
Imaging Grism Instrument and Polarimeter (IGI, IGP)
UBVRI filters
Argos
Guiders
Sandiford Cassegrain Echelle Spectrometer
Cassegrain Spectrograph
Robert G. Tull Coudé Spectrograph
High Resolution Spectrograph
Eyepiece
Mitchell Spectrograph
Camera for Quasars in the Early Universe
Friends of McDonald Membership
Give a Gift Membership to the Friends of McDonald
50th Anniversary of McDonald
College Trip to McDonald
75th Anniversary Paint Job
Comet Hale-Bopp
When I first saw it.
Opening of the Frank N. Bash Visitors Center
Snowed In
Shoemaker-Levy 9 impacts from the 0.9-meter Telescope
My Growing Up Years at The McDonald Observatory
The Astronomy Department Airline: Nonstop Service Between Austin and Marfa
Betty Evans, Dr. David S. Evans
My Experiences at the HET
Expanding the Soul
Widening State Highway 118 - Explosively!
Nova computers
Snowed in: November 1969
1970s Memories of McDonald
Special Viewing Night
Visit to McDonald Observatory
Toddler to Technician
Sneaking in
Hauling the lens up the Mountain
High School Junior
From the Midwest to West Texas
Sidewalk Shadows
First and Best
Boot Camp!
Starry, Starry Night
Time Travels of the 82-inch Telescope Model
Ladybugs
The 1937 Trip to West Texas
Building the Road to the Observatory and Hauling the Tube and Mirror
Railroad Family Exploring
Big Telescope
1st visit 1955 at age 10
Vacation with children
Remembering William Johnson McDonald in Paris, Texas
Observing with Dr. Harlan Smith
The Message of Starlight
Seed Funding for the Frank N. Bash Visitors Center at McDonald Observatory
The annual run
Supernova in M82
First Visit 1956
StarDate 7/2008
A scientist discloses the truth about Santa Claus
Yerkes to McDonald . . .
Dedication of McDonald Observatory
W.J. McDonald Bequest
Discovery of Titan's Atmosphere
Improving the View
Shape of the Milky Way
Dedication of the 107-inch Telescope
Coude Spectrograph
Bouncing a Laser Off the Moon
Invention of High Speed Photometry
Sizing Up the Stars
Helping with Hubble Space Telescope
Dedication of Hobby-Eberly Telescope
Most Powerful Supernova
Dark Energy Search
First Planet Orbiting a Close Binary Star
University of Texas Partners with University of Chicago
Donation of Mount Locke
Donation of Mount Fowlkes
Otto Struve Directorship
Gerard Kuiper Directorship
Bengt Strömgren Directorship
Second Kuiper Directorship
William W. Morgan Directorship
Harlan J. Smith Directorship
Frank N. Bash Directorship
David Lambert Directorship
StarDate Radio Program Debuts
Frank N. Bash Visitors Center opens
W.L. Moody Visitors Information Center opened
Taft Armandroff Directorship
Construction Begins on Giant Magellan Telescope
McDonald Laser Ranging Station
Otto Struve Telescope, Interior
Harlan J. Smith Telescope, Interior
Frank N. Bash Visitors Center, Aerial View
Hobby-Eberly Telescope, Primary Mirror
Hobby-Eberly Telescope, Interior
McDonald Observatory Domes
Otto Struve Telescope, Dome
Harlan J. Smith Telescope, Dome
Inside the StarDate Café
Illustration of the Giant Magellan Telescope
Supernova 2006bp
ROTSE IIIb Telescope
Logo for Texas Supernova Search
Presentation of AEP Foundation Grant
McArthur, Barbara
Benedict, G. Fritz
'Kicked Out' Black Hole
Salcido, Jimmy
Spectrum of a Distant Quasar
Supernova 2005ap (with labels)
Supernova 2005ap (without labels)
Solar Twin HIP 56948
Gary Hill & Phillip MacQueen with the Mitchell Spectrograph
Jogee, Shardha
Evans, Neal
Sneden, Chris
Gebhardt, Karl
Kormendy, John
Barnes, Tom
Wheeler, J. Craig
Dome of the Harlan J. Smith Telescope
Harlan J. Smith Telescope dome with stars
The Astronomers Lodge
Light Deficit in Elliptical Galaxy Cores
Core of Galaxy NGC 4621
Elliptical Galaxy NGC 4621
Core of Galaxy NGC 4472
Elliptical Galaxy NGC 4472
Komatsu, Eiichiro
Fry, Edward S.
Suntzeff, Nicholas
Newton, H. Joseph
Mitchell, George P.
Bill Cochran
Silver and Gold HET
HET with Orange Sky
Texas Historical Marker
Sign with Domes
TxDoT Elevation Sign
Entry Sign
Aerial View of McDonald Observatory
Glowing HET
Lonestar Supercomputer
Birth of a primordial star
Time sequence of the disk evolution around the first star
Volker Bromm
Buckyballs Around a Hydrogen-Rich Star
Supernova 2008am
Wide Shot of Controlled Burns Near HET
HET and Controlled Burn on Guide Peak
Overview of Observatory with Controlled Burn on Guide Peak
Frank N. Bash Visitors Center with Controlled Burn
0.9-meter Telescope with Fire on Horizon
Smith Telescope with Fire on Horizon
HET with Controlled Burns on Surrounding Peaks
HBC 722
Binary White Dwarf
Kepler-18
Visitors Center at Dusk
Inside the Theater
Visitor Orientation Presentation
"Decoding Starlight" Exhibit
StarDate Café
Patio of the StarDate Café
Sodium in Extra-Solar Planet Atmosphere
HET Observations of an Extra-Solar Planet's Atmosphere
The 'Hot-Jupiter' Orbit of an Extrasolar Planet
Sundial Court
Astronomy Gift Shop
Information Desk
Information Desk and Astronomy Gift Shop
William J. McDonald photo
Hobby-Eberly Telescope, Aerial View
Struve Telescope Mirror, about 1935
Struve Telescope Dome with Workers, mid-1930s
Struve Telescope Construction, mid-1930s
Struve Telescope Tube, mid-1930s
Drawing of Struve Telescope
Construction of Smith Telescope, late 1960s
William J. McDonald painting
Otto Struve, first director of McDonald Observatory
Dedication of McDonald Observatory, 1939
Lagoon Nebula
Eagle Nebula
Trifid Nebula
Dumbbell Nebula
Horsehead Nebula
Bubble Nebula
Helix Nebula
Spiral Galaxy M33
Rebecca Gale Telescope Park
Frank N. Bash Visitors Center
GMT Model
SALT with Star Trails
Dr. Khotso Mokhele & Dr. Frank Bash
Smith Telescope with Nearly-full Moon
0.9-meter (36-inch) Telescope, Interior
0.9-meter (36-inch) Telescope, Dome
Edge-on Spiral Galaxy
MONET at Dusk
MONET Enclosure
MONET Team with Telescope
Harlan J. Smith, first UT director of McDonald Observatory
Gerard P. Kuiper, second director of McDonald Observatory
Test Site for CTI-II Telescope, Day
Test Site for CTI-II Telescope, Night
CTI-II Test Site with Researchers
Frank N. Bash Visitors Center sign
Star Party
Redfield, Seth
HET at Twilight
Interacting Galaxies from GEMS (1 of 4)
Interacting Galaxies from GEMS (2 of 4)
Interacting Galaxies from GEMS (3 of 4)
Interacting Galaxies from GEMS (4 of 4)
Mitchell Spectrograph
Gary Hill and the Mitchell Spectrograph
Phillip MacQueen and VIRUS
HETDEX Search Area
Upgraded Field of View
What is the Universe Made Of?
GMT Artist's Concept
HET in the morning
McDonald in the Morning
HET from Above
McDonald Telescopes
Pulsations of a Carbon White Dwarf (color)
Pulsations of a Carbon White Dwarf
First Pulsating Carbon White Dwarf
Scout Patch
Cochran, Anita
Hemenway, Mary Kay
HET at Dusk
HET in its Landscape
Gerard de Vaucouleurs
Winget, Don
Whirlpool Galaxy with the Mitchell Spectrograph
Star Formation in the Whirlpool Galaxy (M51)
Whirlpool Galaxy
AEP Texas Funds West Texas School Trips
WMAT with domes
WMAT diagram showing wheelchair access
Comet Hartley 2
Komatsu, Eiichiro
M87 Black Hole Artist's Concept
Christmas Burst
Dodson-Robinson, Sally
Supermassive Black Hole
Karl Gebhardt
Dramatic Transformation of Massive Galaxies over 10 Billion Years
Comparison of Massive Galaxies at Early Times vs. Today
Major Merger
McDonald Laser Ranging Station
Lunar Lunar Laser Ranging Station
Hobby-Eberly Telescope (HET)
Aerial From Mt Locke
Lunar Laser on the Harlan J. Smith Telescope
Drs. Rankin & Lambert with GMT Model
McDonald Observatory Fire Truck
Steve Bramlett, Safety Officer & Fire Marshal
Volunteers Tour HET
Volunteers at 0.9-meter Telescope
Testing the Mitchell Spectrograph
HET in the Davis Mountains
de la Cruz, Teresa 'Fendi'
Marco Lara and Ignacio 'Nacho' Acosta
Moon, Venus, and Jupiter over UT Tower
Black hole diagram
Lambert, David L.
Hemenway Awarded AAS Education Prize
Paul and Ruthie Premack
WMAT with HET
Harold C. Simmons Dark Energy Optical System (mock-up)
Upgraded HET
NN Serpentis
Miller, Sarah
ROTSE IIIb enclosure
GMT Site Blasting
LCOGT First-Light Team
LCO 1-meter Telescope
LCOGT Dome with Mt. Locke Domes
HET with Star Trails
Students at Hobby-Eberly Telescope
Evidence for Gravitational Waves
Finkelstein, Steven
CANDELS galaxies
CANDELS galaxy colors
GMT Artist's Concept
Galaxy NGC 1277
Environment of NGC 1277
Size of NGC 1277's Black Hole
Dr. Paul R. Shapiro
Chow Telescope with Milky Way
Alan Y. Chow
Chow Telescope
Anne Adkins
Wayne Alexander
Barbara Alexander
John Gerling
Mike Gibson
Ted Gray
John Heasley
David King
Robert Neblett
David Rose
Eugene Sepulveda
Klaus Weiswurm
75th Anniversary logo
75th Anniversary poster art
CANDELS Image Highlighting Galaxy z8_GND_5296
Artist's Rendition of Galaxy z8_GND_5296
Shetrone, Matthew
Armandroff, Taft
John P. Dennis, III
Systemic Live
Super Planet Crash
Best of Show, Jr. High-High School Category
Best of Show, Elementary School Category
Solar Sibling HD 162826
Dr. Frank N. Bash
1930s Struve Telescope Model
Craig Nance
Kepler-444
Mt. Locke Domes with Star Trails
HET Panorama
Struve Telescope with Open Dome
Smith Telescope Panorama
Looking into the Mt. Locke Domes
HET Mirror through Dome
Amphitheater with Milky Way (horizontal)
Constellation Tour with Milky Way
Smith Telescope with Sunrise
Struve Telescope Dome with Sunset
UT Seal, Observatory Nameplate
Overview of Mt. Fowlkes
Overview of Mt. Locke
HET with Mt. Locke Domes in Background
Overview of McDonald Observatory
Overview of Frank N. Bash Visitors Center
Amphitheater with Mt. Locke
McDonald Observatory and Surroundings
Astronomer's Lodge with Domes
Amphitheater and Public Telescope Park
HET Dome at Dusk
Amphitheater with Milky Way (vertical)
Frank N. Bash Visitors Center, Night
HET Panorama with Clouds
Smith Telescope with Open Dome
Smith Telescope with Colorful Clouds
Struve Telescope at Sunset
HET with Star Trails (vertical)
HET with Star Trails (horizontal)
Taft Armandroff with Struve Telescope Dome
Taft Armandroff with HET Mirror
Smith Telescope with Star Trails
HET VIRUS Structure
HET Mirror and Louvers
HET Mirror and VIRUS Structure (front view)
HET Mirror and VIRUS Structure (back view)
HET Control Room
IGRINS Instrument
Smith Telescope with IGRINS
Andrew Mann
Kepler-452b (Artist Concept)
Kepler-452b Compared with Earth
Kepler-452 system compared to our solar system
Keaton Bell
White Dwarf Outburst
HET with George T. Abell Gallery
HET Back View
Harold C. Simmons Dark Energy Optical System Installed on HET
Harold C. Simmons Dark Energy Optical System
Working on the Harold C. Simmons Dark Energy Optical System
GMT at Las Campanas Observatory (Artist's Concept)
Galaxy Simulation (Animation Available)
Galaxies in HST's CANDELS GOODS-South Field
Natalie Gosnell
Birth of a Blue Straggler
Open Star Cluster NGC 188
Artist's Concept of HD 32963
Orbit of HD 32963 b
Dominick Rowan
HET with Pink Sunset
HET with pink sunset 2
Simmons Optical System
Working on HET
Working on HET 2
Working on HET 3
Cleaning HET's Mirrors
Sunrise view from McDonald Observatory
Sun Rising over the Davis Mountains
Working on HET 4
HET Mirror Seen from Above
Mirror Images?
Sunrise over McDonald Observatory
Telescope Dome with Yucca
Working on IGRINS
Sunrise with the Struve Telescope
Struve Telescope with Sunrise
Star Trails at HET
New vs. Old Solar Camera
SDO vs. McDonald Solar Camera
Three Generations of Solar Cameras
Sunspots, Flares, and Filaments
Solar Prominences
K2-25 in the Hyades Cluster (annotated)
Part of the Hyades Cluster (unannotated)
Supernova 2012cg
Brendan Bowler
Galaxies Akira and Tetsuo
Exoplanet K2-33b Orbits Youthful Star
Comparing K2-33 to our Solar System
K2-33 in Upper Scorpius
Forming a Direct Collapse Black Hole
Aaron Smith
Surface of Proxima b (Artist's Impression)
Proxima b orbiting Proxima Centauri (Artist's Impression)
Proxima b Infographic
Motions of Proxima Centauri due to Orbiting Planet
Walter E. Massey
Taft Armandroff
Betelgeuse in Infrared
Orion
Robert Shelton
Galaxy Cluster MACS 0416
Galaxy Cluster Abell 2744
HETDEX Infographic
Star Falling into a Supermassive Black Hole
Star Falling into a Supermassive Black Hole
Star Hits the Hard Surface of a Supermassive Sphere
Supermassive Sphere Brightens Post-Impact
Binaries over Mauna Kea (still frame from animation)
Las Cumbres Observatory
Forming a Massive Star
A Newborn Protostar
Evolution of a Protostar
Artist's Concept of Exocomet System
Placing Glass for Casting GMT Mirror 5
GMT Mirror 5, Glass-Filled Furnace
GMT Mirror 5 Furnace
CEERS Field seen by HST
Exoplanet VHS 1256-1257 b
Exoplanet GSC 6214-210 b
Exoplanet ROXs 42B b
GMT Mount
Andrew Vanderburg
Casey, Caitlin
Rizzuto, Aaron
Wu, Ya-Lin
Neutron Stars Merge to Form Black Hole
GMT Site Excavation
McDonald Geodetic Observatory Radio Dish Site
Construction on McDonald Geodetic Observatory
Galaxy Wind
Artist's Impression of Galaxy Wind
Cloud Models
Magnetic Waves from a Young Star
StarDate Logo
Dusty Star-Forming Galaxy DSFG850.95
Crystalized White Dwarf
Habitable Zone Planet Finder
Anne Dattilo
David Booth
GMT with Artificial Guide Stars
Sandy Wood
Billy Henry
GMT Site Rendering
GMT Enclosure and Night Sky
GMT Structure and Primary Mirrors
Dome of 2nd LCO 1-meter Telescope
MAMBO-9 artist impression
ALMA image of MAMBO-9
Keith and Kevin Hawkins
Identical Twin Binary Stars
Caroline Morley
Brown Dwarf GJ 504 B
Possible Orbits for Giant Planets and Brown Dwarfs
Eccentricity Distribution
Teznie Pugh
Artist's concept of Kepler-1649c
Artist's Concept of Kepler-1649c's Surface
Comparison of Earth & Kepler-1649c (labeled)
Comparison of Earth & Kepler-1649c (unlabeled)
Mechanism to Create Aluminum-26
Location of K2-25b
Artist's Impression of K2-25b
Ultimately Large Telescope
Anna Schauer
VIRUS Focal Surface
Pinwheel Galaxy from VIRUS (with labels)
Pinwheel Galaxy from VIRUS (unlabeled)
HET Mirror with VIRUS Saddlebags
New $6 million Astronomy Science Center at McDonald Observatory To be Built for Texas, Nation
Signing of Southern African Large Telescope Agreement Marks Major Milestone
John Kormendy Fills First Vaughan Chair in Astronomy
Hobby-Eberly Telescope Enters Early Operation Phase
University of Texas-led Team Discovers Unusual Multi-Planet System with NASA's Kepler Spacecraft
Jets, Not Neutrinos, May Cause Supernova Explosions, Scientists Say
Astrophysical issues to be explored by researchers from Texas and Mexico during UT Austin conference
Telescopes, Terrain, and Technology Unite Twin Towns
Supermassive Black Holes Reveal New Clues to Galaxy Formation
Interstellar Clouds Yield Clues to the Origins of the Element Lithium
New Lighting Ordinance Promotes Darker Skies, Safer Streets
Search For Extrasolar Planets Hits Home
Long Foundations support Universo
Long Foundations provide support for Universo, Spanish-language sister program to StarDate radio broadcasts
Touching the Stars: UT Astronomer Honored for Inspiring Teachers, Students
World’s Top Observatories to Collaborate for Public Education
American Electric Power Sponsors StarDate, Bringing Astronomy Lore to Millions
SBC Foundation supports radio outreach for science education
Missing Molecule Holds Clues to Comet's Origin
UT Austin scientists find evidence that all radio-loud quasars may be blazars
Texas Teachers to Benefit from $35K Gift to McDonald Observatory
Meadows Foundation Grant to Benefit McDonald Observatory
Give the StarDate Sky Almanac this season and support science education in Texas!
Radioactive decay of elements gives age of stars, points to evolution of the Milky Way
Radiation zaps Mars and extrasolar planets, affects biological evolution
HET Goes “Back to Nature”
Bash to Step Down as McDonald Observatory Director
McDonald Observatory Announces Summer 2002 Professional Development Workshops for Teachers
McDonald Observatory Announces Summer 2002 Professional Development Workshops for Teachers
Media Representatives Invited to April 6 Preview of New McDonald Observatory Visitors Center
Texas Astronomer uses Hubble Space Telescope to Solve Mystery of Favorite Galaxy
Texas astronomer brings infrared space telescope team to UT-Austin
NEWS MEDIA AVISORY UT-Austin astronomer's black hole discoveries subject of NASA news conference
NEWS MEDIA AVISORY UT-Austin astronomer's black hole discoveries subject of NASA news conference
UT-Austin astronomer discovers massive black holes in two star clusters
McDonald Observatory Planet Search finds first planet orbiting close-in binary star
Texas astronomer watches as black hole eats a star
Texas astronomers make precise measure of extrasolar world’s true mass
Astronomer, Educator Hemenway Inducted into Texas Hall of Fame for Science, Mathematics, and Technology
StarDate Magazine Celebrates 30 Years
What are Astronomers Doing at McDonald Observatory?
McDonald Observatory Announces Summer 2003 Professional Development Workshops for Science Teachers
Media Advisory: Westcave Preserve & McDonald Observatory Present Summer Solstice Events June 21
StarDate Radio Program Celebrates 25 Years
Summer Brings New Attractions to McDonald Observatory
Exploding Stars: Asymmetry with Cosmological Consequences
Lambert to Lead McDonald Observatory
McDonald Observatory & Partners Receive Federal Appropriation, Will Bring New Research Telescope to Texas
Einstein’s Biggest Blunder?
McDonald Observatory Receives Multi-Year Grant to Train Students
Scientists Develop Cheap Method for Solar System Hunt Using McDonald Observatory Telescope
Astronomers Re-measure the Universe with Hubble Space Telescope
Duncan Shares Bruno Rossi Prize for Ultra-magnetic Stars
Giant Galaxy String Defies Model of How Universe Evolved
McDonald Observatory Hosts Special Events in Mid-March
Peeking at a Puzzling Supernova with Spectropolarimetry
Komatsu Receives Young Astronomer Award from Astronomical Society of Japan Today
Hobby-Eberly Telescope Witnesses Vaporizing of a Cometlike Body by a Very Young Hot Star
McDonald Observatory Co-Sponsors Lecture on ‘Scientific Development and the Democratic Process in South Africa’
McDonald Observatory Astronomer to Lead Study of 'Vision Mission' Space Observatory for NASA
Students Go Live Online with McDonald Observatory to Search for Planets
Astronomers Probe the Environment of Exploding Stars with HET, Computer Models
Stellar Symposium Honors David Lambert's Birthday
'Blazar' Illuminates Era When Stars & Galaxies Formed
Texas Astronomer Wins ASP's Muhlmann Award for Infrared Instruments
Texas Astronomers Find & Confirm Extrasolar Planet in Record Time with Hobby-Eberly Telescope
Mitchell Gift to Texas A&M, Support from The University of Texas at Austin Allow Flagship Universities to Join Telescope Consortium
McDonald Observatory Astronomers Discover Neptune-Sized Planet with Hobby-Eberly Telescope
StarDate Teams with Humanities Texas, Brings Native Skies to Nation's Airwaves
McDonald Observatory and Partners Receive Federal Appropriation, Move Forward Plans to Develop New Astronomy Facility
High School Students Spend Night In Computer Lab, Help McDonald Observatory Search For Planets
Texas Astronomers find Mystery Object in 'Starless Core' with Spitzer Space Telescope
New Site, HET Managers at McDonald Observatory
McDonald Observatory Plans Outdoor 'Parallax Park'
Magnetar flare blitzed Earth Dec. 27, could solve cosmic mysteries
Texas astronomer J. Craig Wheeler elected President of American Astronomical Society
Universo radio program celebrates 10 years, brings astronomy & skylore to Spanish-speaking audience
McDonald Observatory, Terlingua Preservation Foundation Unite to Preserve Dark West Texas Skies
McDonald Observatory explains 'space weather' to students live via statewide videoconference
Six College Students to Spend Summer at McDonald Observatory
McDonald Observatory receives $750,000 gift from Cynthia and George Mitchell Foundation
Texas flagship universities celebrate milestone in Giant Magellan Telescope partnership
Joint project with Texas Forest Service makes McDonald Observatory safer, brings national recognition
Beautiful images from SALT mark 'first light' for Africa's giant eye
Texas astronomers, others find dead stars collecting dust
Astronomers find improved evidence for supermassive black hole in Andromeda galaxy, uncover new mystery
University of Texas at Austin helped build giant African telescope
Astronomers find most stable optical clock in the heavens
Astronomers Use Spitzer Space Telescope to Challenge Brown Dwarf Formation Models
Amateur astronomers make first sighting of '10th planet' through McDonald Observatory telescope
International team of astronomers discovers origins of 'extreme helium stars'
New 'MONET/North' telescope to be dedicated at McDonald Observatory tomorrow
McDonald Observatory introduces new Fire Marshal, more during 'Texas Wildfire Awareness Week'
McDonald Observatory introduces new Fire Marshal, more during 'Texas Wildfire Awareness Week'
Giant Magellan Telescope Group Gains Partner Down Under
McDonald Observatory receives $5 million challenge grant to study elusive dark energy
McDonald Observatory brings Astronomy Day to Texas kids, Internet audience on May 4
Astronomers use McDonald Observatory telescopes to confirm extrasolar planet
McDonald Observatory honors local volunteers tonight
Site testing under way at McDonald Observatory for federally funded telescope
McDonald Observatory Visitors Center Named for Former Director Dr. Frank N. Bash
'Science and the Sea' Radio Program Launches This Summer
First Science with SALT: Observations of an Eclipsing Polar Binary Star
StarDate Radio Celebrates 15 Years with Announcer Sandy Wood
University of Texas Astronomers Confirm Planets Form from Disks Around Stars
McDonald Observatory Thanks Congressman Henry Bonilla for Vital Funding of NESSI Project
McDonald Observatory, Department of Astronomy Complete $2 Million Director's Chair Endowment
New Findings Cast Doubt on Leading Theory of our Galaxy's Birth
University of Texas Astronomer Explores Planet Formation Around Our Galaxy's Smallest, Most Abundant Stars
University of Texas Astronomer's Studies of Galactic Bulges May Alter Leading Theory of Galaxy Evolution
Texas Supernova Search Finds Exploding Stars Fast, Follows Up Faster with Giant Telescope
American Astronomical Society Confers Highest Honor on McDonald Observatory Director David Lambert
AEP Foundation Grants $30K to McDonald Observatory
McDonald Observatory Makes Fun, Educational Spring Break Destination
Texas Astronomers Achieve Major Improvement in Cosmic Distance Scale with Hubble Telescope
McDonald Observatory Holds Open House May 12
Don Wallace is New Site Superintendent for McDonald Observatory
Free Fun for All at McDonald Observatory Open House This Saturday
Texas Astronomer Finds Six 'Cosmic Clocks' in Star Born Soon After Big Bang
Astronomers Discover Multi-Planet System; May Alter Theories of Planet Formation
Astronomers Search for Quasars with a 'Kick'
Hobby-Eberly Telescope Helps Astronomers Learn Secrets of One of Universe's Most Distant Objects
McDonald Observatory Thanks Employees for Dedicated Service
University of Texas at Austin Astronomer Shares $500,000 International Cosmology Prize
'Astronomy Day from McDonald Observatory' Will Reach Thousands of Texas Middle-School Students
Consortium Selects Site in Chile for Future Giant Magellan Telescope
Most Powerful Supernova Ever: Found with Mini, Monumental McDonald Observatory Telescopes
Astronomers Discover Sun's Twin at McDonald Observatory
University of Texas at Austin Astronomy Student Wins Rhodes Scholarship
Texas Astronomer Makes First Ground-Based Detection of Extra-Solar Planet Atmosphere with HET
Study of 'GEMS' from Hubble, Spitzer Space Telescopes Reveals Cosmic Fireworks Fizzled Out at Universe Reached Mid-Lif
New Instrument, Telescope Upgrades Enable Pioneering Dark Energy Experiment at McDonald Observatory
McDonald Observatory Receives $190,000 NASA Grant; Will Train Texas Elementary, Middle School Teachers in Science Education
WMAP Reveals Neutrinos, End of Dark Ages, First Second of Universe
Astronomers Find Suspected Medium-Sized Black Hole in Omega Centauri
Presidents of Texas' Two Flagship Universities Powell and Murano, Philanthropist Mitchell Encourage Texans to Support Telescope Project
Award-winning, Solar-powered House Built by University of Texas Students Comes to McDonald Observatory
McDonald Observatory Astronomers Discover New Type of Pulsating White Dwarf Star
Recent Texas PhD Awarded Prize for Outstanding Dissertation in Astronomy
Grant Funds Boy Scout Program, More, at McDonald Observatory
Advertising Students Practice Real-Word Campaigning; Compete to Aid UT Astronomy Program
Astronomers Discover Key Molecule for Life Floating in Space Between the Stars
Astronomers Quimby, Wheeler Win Hyer Award from American Physical Society's Texas Section
Galactic Luminaries to Converge on University of Texas Tuesday
Scientists Discover New Planet Orbiting Dangerously Close to Giant Star
Universo Radio Program Airs 5,000th Episode, Brings Astronomy & Skylore to Spanish-Speaking Audience
Astronomers Discover Links Between Supermassive Black Holes and Galaxy Formation
Texas Cosmology Center Established at The University of Texas at Austin
Media Advisory: Legislature's Joint Resolution to Recognize University of Texas at Austin, A&M Astronomy Work
Don Winget Delivers Talk on 'Scale and Contents of the Universe' in Laredo March 7
Texas Legislature Honors University of Texas at Austin, Texas A&M University for Joint Efforts in Astronomy
University of Texas at Austin Astronomer is Co-Investigator in Search for Earth-like Planets
McDonald Observatory Holds Open House April 4, Celebrates International Year of Astronomy
Texas-Sized Computer Finds Most Massive Black Hole in Galaxy M87
Neal Evans Delivers Talk on 'Time, Space, and Galileo' at San Antonio's Witte Museum June 21
StarDate Magazine Launches Media Service with Planetary Line-Up in Pre-Dawn Sky June 19-21
Tom Barnes Discusses McDonald Observatory History at Austin's Bob Bullock Texas State History Museum July 1
New McDonald Observatory Instrument Revolutionizes Galaxy Studies
David Lambert Delivers Talk ‘Dark Ages to Dark Energy' in Midland October 9
Boston University Astronomers Detect Sodium Gas Ejected by Lunar Impact
Mary Kay Hemenway Speaks on 'The Galileo Scandal' in El Paso October 23
Kepler Finds Earth-Size Planet Candidates in Habitable Zone, Six Planet System
AEP Texas Funds Scholarships for West Texas Schools to Bring K-12 Students to McDonald Observatory
Mary Kay Hemenway Awarded Education Prize by American Astronomical Society
Universo Radio Program Celebrates 15 Years
Media Advisory Texas Poet Laureate Reads at McDonald Observatory During National Poetry Month
Recent Texas PhD Receives Trumpler Award from Astronomical Society of the Pacific
Media Advisory Astronomers Discuss 'Hubble 3D,' Cosmic Research at Bob Bullock Museum
'Out of Whack' Planetary System Offers Clues to Disturbing Past
McDonald Astronomers Help Confirm CoRoT Satellite's New Crop of Extrasolar Planets
McDonald Observatory Launches Dark Skies Initiative with Video, Radio Programs
McDonald Observatory Dedicates Wheelchair-Accessible Telescope for Visitors
New Hubble Observations of Supernova 1987a Reveal Composition of 'Star Guts' Pouring Out
Tom Barnes Celebrates Six Months as Superintendent of McDonald Observatory
Multi-University Project to Study 'Dark Energy' Receives $8 Million from National Science Foundation
University of Texas Students, Telescopes Help Discover Planets Around Elderly Binary Star
Texas Astronomer Wins Japanese Physics Prize
Astronomers 'Weigh' Heaviest Known Black Hole in our Cosmic Neighborhood
First Light for VIRUS-W Spectrograph
Kepler Finds Earth-Size Planet Candidates in Habitable Zone, Six Planet System
First Stars in the Universe Weren't Lonely
Students Link with McDonald Observatory at Blakemore Planetarium Feb. 24
Buckyballs, Largest Known Molecules, More Common in Space Than Thought
Visit McDonald Observatory's Open House Saturday, April 9
Texas Astronomers Find Super-luminous Supernova, Follow up with Fleet of Telescopes in Space, on Earth
AAS Division on Dynamical Astronomy Meets in Austin April 11-14
Cascading Material Pours Onto a Young Star
The New York Times Knowledge Network, Texas Education Agency, and McDonald Observatory Add Astronomy Content to Project Share Online Teachers Community
Universo Radio Program to Cease Regular Production
Astronomers Discover Stars Locked in Fatalistic Dance
University of Texas-led Team Discovers Unusual Multi-Planet System with NASA's Kepler Spacecraft
University of Texas at Austin Astronomer Sally Dodson-Robinson Receives Prestigious Career Grant from National Science Foundation
Cosmic Explosion Explained Just in Time for Christmas; Texas-Korea Astronomical Partnership Contributes
NASA Mission, Texas Astronomers Collaborate to Find 'Goldilocks' Planet, Others
Pair of Black Holes 'Weigh In' at 10 Billion Suns; Most Massive Yet
Mirror Casting Event for the Giant Magellan Telescope on January 14
Hubble Study Challenges 'Cosmic Fireworks' as Largest Driver of Galaxy Evolution
Karl Gebhardt Honored by The Academy of Medicine, Engineering and Science of Texas
Mountaintop Blast for Giant Magellan Telescope; Video Available
Las Cumbres Telescope Sees First Light at McDonald Observatory
University of Texas at Austin names McDonald Observatory science instrument for philanthropists George and Cynthia Mitchell
Miller Wins $20K Grand Prize for Undergraduate Research from University Co-Op
New Instrument Peers Through the Heart of the Milky Way
Astronomers Probe 'Evaporating' Planet Around Nearby Star with Hobby-Eberly Telescope
High School Students Explore Astronomical Research, Social Media at McDonald Observatory
Eiichiro Komatsu shares $500,000 Gruber Cosmology Prize with WMAP satellite team, for fundamental discoveries on the age, make-up, shape, and origin of the universe
Astronomers Test Einstein in a New Regime Using Pair of Burnt-Out Stars
NASA, Texas astronomers find first multi-planet system around a binary star
Astronomers measure largest-ever magnetic field around massive star, time its slow rotation as it drags around giant cloak of trapped particles
CANDELS team discovers dusty galaxies at ancient epoch with Hubble Space Telescope; tracks build-up of star- and planet-forming material
Orionid Meteor Shower to Peak Oct. 20-21
World's Most Advanced Mirror for Giant Telescope Completed
The White Widow Model: A New Scenario for the Birth of Type Ia Supernovae
Texas Astronomers Measure Most Massive, Most Unusual Black Hole Using Hobby-Eberly Telescope
Neal Evans Named Fellow of the American Association for the Advancement of Science
Exocomets May be as Common as Exoplanets
Sally Dodson-Robinson Wins Annie Jump Cannon Award
Texas House, Senate Honor McDonald Observatory for 75 Years of Excellence
Paul Shapiro Elected to Chair the American Physical Society Division of Astrophysics
Science and Music Under the Stars Saturday in Marfa
Texas Astronomers Discover Pulsations in Crystalized, Dying Star
Mary Kay Hemenway Receives National Award for Outstanding Contributions to Public Understanding of Astronomy
Northrop Grumman to Sponsor StarDate
Alan Y. Chow Telescope Dedicated at McDonald Observatory's Frank N. Bash Visitors Center
Anne and Howard Adkins Re-Elected to McDonald Observatory Board of Visitors
Wayne and Barbara Alexander Re-Elected to McDonald Observatory Board of Visitors
Dr. John Anderson Gerling Re-Elected to McDonald Observatory Board of Visitors
Mr. and Mrs. Mike Gibson Re-Elected to McDonald Observatory Board of Visitors
Mr. Ted Gray, Jr., Elected to McDonald Observatory Board of Visitors
Mr. John M. Heasley Re-Elected to McDonald Observatory Board of Visitors
David R. King Re-Elected to McDonald Observatory Board of Visitors
Mr. Robert B. Neblett, III Re-Elected to McDonald Observatory Board of Visitors
Mr. David Rose Elected to McDonald Observatory Board of Visitors
Mr. Eugene Sepulveda Re-Elected to McDonald Observatory Board of Visitors
Klaus and Charla Weiswurm Re-Elected to McDonald Observatory Board of Visitors
Don Winget Receives Regents' Outstanding Teaching Award
Texas Astronomers Unravel 20-Year Dark Matter Mystery with New Computer Models
Texas Astronomers Use ALMA to Reveal Luminous Starbirth in the Milky Way
McDonald Observatory Celebrates 75 Years of Discovery
Sky Survey Captures Key Details of Cosmic Explosions
Texas Astronomer Discovers Most Distant Known Galaxy
Giant Magellan Telescope’s Third Mirror Unveiled
Leading Astronomer Taft Armandroff Appointed New Director of McDonald Observatory
Giant Magellan Telescope Poised to Enter Construction Phase, Texas Astronomy Program Announces
Texas Regents Authorize $50 Million for UT Austin Share in Giant Magellan Telescope
John P. Dennis, III Elected to McDonald Observatory Board of Visitors
Texas, California Astronomers Release New Game 'Super Planet Crash'
Winners of McDonald Observatory’s 75th Anniversary Art Contest Announced
Astronomers Find Sun’s ‘Long-Lost Brother,’ Pave Way for Family Reunion
Globular Clusters Rotate at Heart
Giant Magellan Telescope Organization and McDonald Observatory Partner to Inspire the Next Generation of Astronomers
Astronomers Disprove Claims that Two 'Goldilocks Planets' Might Support Life
São Paulo, Brazil to Join Giant Magellan Telescope Project
Eminent Engineer and Physicist Appointed to Lead Giant Magellan Telescope Project
Giant 1930s Telescope Model on View at McDonald Observatory
McDonald Observatory Astronomers Advise National Research Council
Craig Nance is New Superintendent of McDonald Observatory
Black Hole Chokes on a Swallowed Star
Astronomers Discover Ancient Solar System with Five Earth-sized Planets
McDonald Observatory’s Andrew Mann Wins Prestigious Hubble Fellowship
University of Texas at Austin, International Partners Approve Start of Construction for Giant Magellan Telescope
Texas Astronomers Help Find Earth’s Older, Bigger Cousin
Dying Stars Suffer from 'Irregular Heartbeats'
Upgraded Hobby-Eberly Telescope Sees First Light
Giant Magellan Telescope, World’s Largest, Breaks Ground in Chilean Desert
Early Galaxies More Efficient at Making Stars, Hubble Survey Reveals
Texas Astronomer Solves Mystery of 'Born Again' Stars with Hubble Space Telescope
High School Student Helps Discover New Planet, Calculates Frequency of Jupiter-like Planets
Newly Discovered Planet in the Hyades Cluster Could Shed Light on Planetary Evolution
CosmoQuest Partners, Including McDonald Observatory, Share $11.5 Million to Expand Astronomy Outreach Programs
First Discovery of a Binary Companion for a Type Ia Supernova
Brendan Bowler Wins Hubble Fellowship
Supermassive Black Holes Cause Galactic Warming
Texas Astronomer Finds Young 'Super-Neptune,' New Planet Offers Clues to the Origin of Close-in Exoplanets
A New Kind of Black Hole, Once a Theory, Now Firmly within Observers’ Sight
Astronomers Discover Rocky Planet Orbiting Nearest Star, Proxima Centauri
Walter E. Massey and Taft Armandroff Selected to Lead Giant Magellan Telescope Board of Directors
Famous Red Star Betelgeuse is Spinning Faster than Expected; May Have Swallowed a Companion 100,000 Years Ago
Robert N. Shelton Selected as President of Giant Magellan Telescope Organization
Astronomers Find Faintest Early Galaxies Yet, Probe How the Early Universe Lit Up
Upgraded Hobby-Eberly Telescope dedicated April 9; Dark energy survey, other cutting-edge science on the way
Do Stars Fall Quietly into Black Holes, or Crash into Something Utterly Unknown?
Astronomers Prove What Separates True Stars from Wannabes
Hubble Space Telescope Pushed Beyond Limits to Spot Clumps of New Stars in Distant Galaxy
Heart of an Exploded Star Observed in 3-D
New Telescope Coming Soon to McDonald Observatory
Astronomers Solve Mystery of Formation of First Supermassive Black Holes
Astronomers Detect Comets Outside our Solar System
UT Austin and Partners Cast Fifth Massive Mirror for Giant Magellan Telescope
Hubble Spots Expanding Light Echo Around a Supernova
Next Generation Astronomical Survey to Map the Entire Sky
Texas Astronomers Will Lead Early Studies with $8 Billion James Webb Space Telescope
Arizona State University Joins the Giant Magellan Telescope Organization
A New Spin to Solving Mystery of Stellar Companions
Massive Primordial Galaxies Found Swimming in Vast Ocean of Dark Matter
GMT Mount Stage 1 Contracts Awarded
Discovery of New Planet Reveals Distant Solar System to Rival Our Own
Texas’ Caitlin Casey Receives 2018 Pierce Prize from American Astronomical Society
Two Postdocs Receive Fellowships to Study Extrasolar Planets
McDonald Observatory to Train National Park Service in Skywatching Programs for Visitors
Creating Star Stuff on Earth is the Aim of New $7 Million Project
Texas Researchers Announce Gravitational Wave Event Likely Signaled Creation of a Black Hole
McDonald Observatory, Oil and Gas Organizations Collaborate to Protect Night Skies
Excavation Begins on Giant Magellan Telescope Site in Chile
New Geodetic Observatory Coming to UT Austin’s McDonald Observatory
Galactic “Wind” Stifling Star Formation is Most Distant Yet Seen
Magnetic Waves Create Chaos in Star-Forming Clouds
StarDate Radio Program Celebrates 40 Years
Texas Astronomers Find that Dark Matter Dominates Across Cosmic Time
J. Craig Wheeler Shares Chambliss Astronomical Writing Award
Thousands of Stars Observed Turning into Crystals for the First Time
Habitable Zone Planet Finder Enables Discovery of Planets Around Cool Stars with Hobby-Eberly Telescope
Two New Planets Discovered Using Artificial Intelligence
McDonald Observatory’s 80th Anniversary Kicks Off at State Capitol
Donation to UT Will Expand View of the Universe
Unlocking Clues to a Distant Planet’s History
StarDate’s Sandy Wood to Retire
The New Voice of StarDate
McDonald Observatory Will Promote Dark Skies Awareness with Gift from Apache Corporation
A Rare Look at a Rocky Exoplanet's Surface
Newly Discovered Giant Planet Slingshots Around its Star
Giant Magellan Telescope Signs Contract for Telescope Structure
New Telescope Dedicated at McDonald Observatory
UT Austin Astronomer Spies Most Distant Dusty Galaxy Hidden in Plain Sight
Twin Astronomer Probes ‘DNA’ of Twin Stars to Reveal Family History of the Milky Way
Texas Astronomer Helps NASA Planet Hunter Find its First Earth-Sized, Habitable-Zone World
Caroline Morley Receives Annie Jump Cannon Award
Distant Giant Planets Form Differently than ‘Failed Stars’
Planet Finder Validates Its First Habitable-Zone Exoplanet, a Mini Neptune
McDonald Observatory Hires Teznie Pugh as New Superintendent
McDonald Observatory to Close to Visitors
A Message from the Director
Continued Closure of McDonald Observatory
Texas-Led Team Finds Earth-Sized, Habitable Zone Planet Hidden in Early NASA Kepler Data
McDonald Observatory Remains Closed to the Public
University Welcomes New Center for Planetary Systems Habitability
New Tricks from Old Data: Texas Astronomer Uses 25-year-old Hubble Data to Confirm Planet Proxima Centauri c
Young Giant Planet Offers Clues to Formation of Exotic Worlds
Studying Radioactive Aluminum in Solar Systems Unlocks Formation Secrets
The Universe Doesn’t Stop for the Pandemic
A Young Sub-Neptune-sized Planet Sheds Light onto How Planets Form and Evolve
McDonald Observatory Will Reopen to the Public Aug. 28
Planet Hugging a White Dwarf May Be a Survivor of Star's Death Throes
Major NSF Grant Accelerates Development for the Giant Magellan Telescope
Texas Astronomers Revive Idea for ‘Ultimately Large Telescope’ on the Moon
McDonald Observatory Visitors Center is temporarily closed, but our virtual programs continue!
HETDEX Project On Track to Probe Dark Energy
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Last-Quarter Moon
Venus and Jupiter
The Whale’s Tail
Moon and Spica
Moon, Mars, Mercury
More Venus and Jupiter
Orion Rising
New Moon
Aurorae
Moon and Planets
Phoenix
Adopted Cluster
The Fox
Sun in Ophiuchus
Earliest Sunset
Pegasus
Betelgeuse
51 Pegasi
Pollux
Eridanus
Sun Moves
Moon and Aldebaran
Long-Night Moon
Venus and Saturn
Geminid Meteors
Sirius Rising
Capella
Moon and Regulus
Saturnalia
Delta Cephei
Moon and Spica
Winter Solstice
Moon and Mars
Hunter Arrives
Cursa
Orion Nebula
Annular Eclipse
Getting Bigger
On the Edge
Moon and Venus
El Nath
M34
New Year’s Eve
A New Year
First Quarter
Quadrantid Meteors
Land of the Supergiants
Close to the Sun
Milky Way
Moon and Aldebaran
Zeta Tauri
Mars and Antares
Penumbral Eclipse
Hyades
Moon and Regulus
Saturn Conjunction
Winter Summer Triangle
Epsilon Geminorum
Last-Quarter Moon
Moon and Spica
Dog Stars
Moon and Companions
Rigel
Moon and Jupiter
Sky Cats
Familiar Sights
Fornax
Monoceros
Unicorn Clouds
Moon and Venus
More Moon and Venus
Hydra
Horsehead
Adhara
Celebrating Spring
Dubhe
Moon and Aldebaran
Earth’s Shadow
Polaris
Double Cluster
Moon and Twins
Evening Mercury
Moon and Regulus
Cetus
Crab Pulsar
Moon and Spica
Colorful Giants
Crimson Star
Argo Navis
Rotten Egg Nebula
Moon and Mars
Moon and Jupiter
Moon and Saturn
Variable Stars
Navi
Faint Cats
The Snake’s Head
Eridanus
Rivals
NGC 246
Moon and Venus
Pleiades
Leap Day
Moon and Aldebaran
First-Quarter Moon
Leo
Early Summer
Good Librations
Coma Cluster
Venus and Uranus
Seeing Stars
Bright Beacon
Orion’s Belt
Alnitak
Alnilam
Virgo
Moon and Antares
Jumpy Stars
Moon and Planets
More Moon and Planets
Pestilent Planets
Spring Equinox
Counting Candles
The Camel Leopard
Cor Caroli
Towering Venus
New Moon
Busy Galaxy
Busy Betelgeuse
Moon and Venus
Moon and Venus II
Arneb
Mars and Saturn
Hardy Planet
Volcanic Exomoon
Sundogs
Venus and the Pleiades
Moon and Regulus
Bright Galaxies
Venus and Aldebaran
Morning Planets
Stepping Stone
Auriga
Sparse Neighborhood
Vela Supernova
Galactic Fireworks
Virgo
Moon and Planets
Moon and Mars
Bear’s Lodge
Spring Stars
Centaurs
Meteors
Lyrid Meteors
Double Showers
New Moon
Balancing Star Pictures
Disappearing Hunter
Moon and Companions
Moon and Venus
Messier 53
Southern Pinwheel
Road to Arcturus
First-Quarter Moon
Moon and Regulus
Venus and El Nath
Eta Aquarid Meteors
Disappearing Planet
Bright Lights
Full Moon
Vanishing Dog Star
Moon and Antares
North Pole
Moon and Planets
Moon and Jupiter
Moon and Saturn
Moon and Mars
More Moon and Mars
The Plow
Cassiopeia
The Keystone
Izar
‘Sailing’ Stars
Venus and Mercury
More Venus and Mercury
New Moon
Moon and Companions
Stellar Jewels
Quiet Neighbor
Moon and Gemini
Scorpius Rising
Moon and Regulus
First-Quarter Moon
Ophiuchus
Ophiuchan Clusters
Omega Centauri
Heavyweight Merger
Venus Disappears
Moon and Antares
Full Moon
Great Bear
Moon and Jupiter
Moon and Saturn
Vega
Ring Nebula
Moon and Mars
More Moon and Mars
Head Stars
Distant Moon
M81
Summer Triangle
Perseus Galaxy
Moon and Venus
Summer Solstice
Vulpecula
Centaurs
Delphinus
Moon and the Beehive
Moon and Regulus
The Stinger
Nesting Stars
Lupus
Moon and Spica
Close Moon
Eltanin
Seventh Month
Moon and Antares
Faint Neighbors
Short-Night Moon
Moon and Planets
Serpens Nurseries
Summer Triangle
Delphinus
Venus and Aldebaran
Moon and Mars
Great Appearances
Jupiter at Opposition
Jupiter at Opposition II
Heading for Mars
Moon and Companions
Moon and Companions II
Milky Way
Future North Poles
Saturn at Opposition
New Moon
Saturn at Opposition II
Morning Mercury
Cygnus
Zubenelgenubi
Hercules Galaxies
Epsilon Lyrae
First Quarter Moon
Bright Vega
Moon and Antares
Crab Nebula
Big Dipper
Seventh Month
Moon and Antares
Faint Neighbors
Short-Night Moon
Moon and Planets
Serpens Nurseries
Summer Triangle
Delphinus
Venus and Aldebaran
Moon and Mars
Great Appearances
Jupiter at Opposition
Jupiter at Opposition II
Heading for Mars
Moon and Companions
Moon and Companions II
Milky Way
Future North Poles
Saturn at Opposition
New Moon
Saturn at Opposition II
Morning Mercury
Cygnus
Zubenelgenubi
Hercules Galaxies
Epsilon Lyrae
First Quarter Moon
Bright Vega
Moon and Antares
Crab Nebula
Big Dipper
Moon and Planets
Moon and Saturn
Mars at Perihelion
Scorpius
Blowing Off Steam
The Arteries
Milky Way
Moon and Mars
Perseid Meteors
Morning Venus
Last-Quarter Moon
Moon and Aldebaran
Sadr
Moon and Venus
Sagittarius
Sagittarius Nursery
Sagittarius Cluster
New Moon
M51
Impressive Clusters
Coat Hanger
Moon and Virgo
Little Pictures
Supergiants
Moon and Antares
Altair
Moon and Planets
Moon and Jupiter
Moon and Saturn
Cygnus
Ancient Pictures
Full Moon
Martian Winter
Tau Ceti
Moon and Mars
More Moon and Mars
Moon and Uranus
Galactic Ripples
Moon and Aldebaran
Caroline’s Rose
Neptune at Opposition
More Neptune at Opposition
Alpheratz
Moon and Venus
Trappist-1
Autumn Milky Way
New Moon
Perseus Rising
Zodiacal Light
Vulpecula
Dumbbell Nebula
Moon and Antares
Autumn
First-Quarter Moon
Moon and Planets
Moon and Saturn
Daytime Shower
Fading Symbol
Lacerta
Algol
The Coathanger
Harvest Moon
Bright Pairings
VV Cephei
Draco
Close Mars
Moon and Aldebaran
Draconid Meteors
Brighter and Brightest
Monster Black Hole
Aquarius
Mars at Opposition
Moon and Companions
Mars at Opposition II
Morning Venus
M33
Mars at Opposition IV
Prominent Clusters
Light and Dark
Moon and Antares
Orionid Meteors
Going South
Moon and Planets
First-Quarter Moon
Hamal
Capella
Cassiopeia
Cassiopeia A
Moon and Mars
More Moon and Mars
Blue Hunter’s Moon
Uranus at Opposition
Uranus at Opposition II
Moon and Aldebaran
Triangulum
Andromeda
Andromeda II
Andromeda III
Procyon and Sirius
Moon and Regulus
Morning Mercury
Capella
Moon and Venus
Moon and Companions
November Milky Way
Mars Stands Still
‘Rattling’ Stars
Leonid Meteors
The Crane
Moon and Planets
More Moon and Planets
Disappearing Planet
Youngest Planet
Winter Wonders
Mira
Phoenix
Moon and Mars
Alpha Persei
Galaxy Pair
Moon Watching
Penumbral Eclipse
Venus in the Claws
Jupiter and Saturn
Disappearing Triangle
Earliest Sunset
Gemini Rising
Moon and Regulus
Sculptor
Sculptor Galaxies
Orion Nebula
Moon and Spica
Geminid Meteors
Moon and Venus
Cygnus X-1
Solar Eclipse
Betelgeuse
Venera 7
Moon and Planets
Saturnalia
Lyra
Rising Dipper
Jupiter and Saturn
Winter Solstice
Sky Steeds
Moon and Mars
Holiday Skies
Northern Cross
Stellar Companionship
Moon and Aldebaran
Winter Circle
Full Moon
Moon and Pollux
New Year’s Sky
Close to the Sun
The First Shower
Orion’s Head
Bellatrix
Moon and Spica
Minimal Star
Unexpected Visitor
Messier 35
Seeing Orange
Moonshine
Top Dog
Second Dog
Third Dog
Moon and Planets
Mars and Uranus
Colorful Contrast
Procyon
Evening Mercury
Messier 3
Moon and Mars
More Moon and Mars
Beehive Cluster
Moon and Aldebaran
Butting Up Against the Moon
Great Square of Pegasus
Canopus
Moon and Gemini
Full Moon
Moon and Regulus
Moon and the Lion
Celestial Clock
Introducing McDonald Observatory
McDonald Observatory: Yesterday and Today
The Otto Struve Telescope: Teaching an Old Telescope New Tricks
50th Anniversary Lecture: Founding & History of McDonald Observatory
75th Anniversary Lecture: The Frontier & McDonald Observatory
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