Simmons Optical System

Close-up view of the Harold C. Simmons Dark Energy Optical System that sits atop the Hobby-Eberly Telescope. These new optics were installed in 2015 as the heart of a major upgrade to the telescope. Credit: Ethan Tweedie Photography

Media Contact

Rebecca Johnson
ph: 512-475-6763
fax: 512-471-5060
rjohnson@astro.as.utexas.edu