Explore Worlds
Find Life
Defend Earth
Larry Ramsey
Professor of Astronomy, Penn State University
Larry Ramsey is a Professor of Astronomy and the Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) Board Chair.
Latest Planetary Radio Appearances
McDonald Observatory and the Quest for Dark Energy
The University of Texas at Austin’s observatory is high in the hills of west Texas. In this special episode, Mat Kaplan joins the tens of thousands who visit it each year. The occasion was the dedication of the vastly upgraded Hobby-Eberly Telescope, third largest on Earth.