News & Updates
HETDEX Project On Track to Probe Dark Energy

Three years into its quest to reveal the nature of dark energy, the Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is on track to complete the largest map of the cosmos ever. The team will create a three-dimensional map of 2.5 […]

HETDEX and the ‘Quest for the Rest’

“The hundreds of billions of galaxies it contains, each of them home to billions of stars, planets, and moons as well as massive star-and-planet-forming clouds of gas and dust, and all of the visible light and other energy we can […]

Upgraded Hobby-Eberly Telescope Sees First Light

Project team prepares to test scientific instruments After several years and a massive team effort, the upgraded Hobby-Eberly Telescope has achieved “first light,” taking its first images of the sky — a critical step on the path to beginning HETDEX […]

Dark Energy
The Expanding Universe and HETDEX’s Research

There is an unknown force causing the Universe to expand faster as it ages. Explore the history of the Universe and what we currently understand about its evolution and destiny.