What Are Astronomers Doing? | McDonald Observatory

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What Are Astronomers Doing?
Example of a spectrum.	A Galactic Jigsaw The spherical halo of ancient stars surrounding our Milky Way galaxy is like a puzzle that graduate student Ian Roederer is trying to solve. But first, he has to find the puzzle’s pieces. “We’re trying to figure out what the original pieces looked like, and what pieces go where,” he says. More »

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This program is supported by the National Science Foundation under grant AST 0227870. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author and do not necessarily reflect the views of the National Science Foundation.

National Science Foundation The "NASA Astronomer of the Week" profile is supported by the National Aeronautics and Space Administration under an Education and Public Outreach supplement to Grant/Contract/Agreement No. NAG5-13057 issued through the Office of Space Science.