News & Updates

5 November 2015
Upgraded Hobby-Eberly Telescope Sees First Light

28 June 2015
Sophisticated set of mirrors will sharpen, widen HET’s view of the sky

31 March 2015
Engineers install, test cryogenic system

17 March 2014
Tracking HET’s Progress

 Dark energy is not only terribly important for astronomy, it's the central problem for physics. It's been the bone in our throat for a long time.”

Steven Weinberg
Nobel Laureate
University of Texas at Austin




A video introduction to dark energy, narrated by StarDate's Sandy Wood - Play video


Dark energy

A description of our lack of understanding of how the universe works on the largest scales. It may be a "repulsive" force that is causing the universe to expand faster as it ages, a discrepancy in the laws of gravity, or some other phenomenon.

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HET from Above

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