News & Updates

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

7 October 2013
VIRUS Units Come Together

9 September 2013
Last Look at Sky Before Upgrade

10 May 2013
Mirror Coating Smooths the Way for HET Upgrade

 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


Expanding universe

The universe is expanding as a result of the Big Bang. The rate of expansion has varied. Evidence shows that until about five billion years ago, the expansion was accelerating but at a slowly decreasing rate. Since then, the acceleration has increased, perhaps as a result of dark energy.

Media Gallery

HET from Above

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