Big Eye on Dark Skies: Hobby-Eberly Telescope | What’s happening in Austin

Big Eye on Dark Skies: Hobby-Eberly Telescope

See a special exhibit at Texas Science & Natural History Museum, “Big Eye on Dark Skies: Hobby-Eberly Telescope” and learn how the HET helps scientists study distant galaxies, explore the role of dark energy over time and understand the expansion of the universe. Plan your visit: http://sciencemuseum.utexas.edu

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Discover how astronomers explore the wonders of the universe in a new exhibit featuring a scale model of the Hobby-Eberly Telescope (HET), the largest optical telescope in North America.

Located in West Texas at McDonald Observatory, the astronomical laboratory for The University of Texas at Austin, the HET is a powerhouse for astronomical research. This 80-ton marvel boasts a 10-meter mirror composed of 91 hexagonal segments.

Designed for spectroscopy, the HET deciphers light from stars and galaxies, aiding in the search for exoplanets, and studying distant galaxies and black holes.

The HET is integral to the Hobby-Eberly Telescope Dark Energy Experiment (HETDEX), which aims to map the early universe and unlock the secrets of dark energy. By capturing light from millions of galaxies, the telescope helps scientists understand the universe's expansion and the role of dark energy over time.


*Times, dates, and prices of any activity posted to our calendars are subject to change. Please be sure to click through directly to the organization’s website to verify.

Location:

2400 Trinity St
Austin, TX, 78712
United States

Phone:

512-471-1604
Contact name: 
Anne Hebert
Dates: 
12/01/2025
Time: 
Tuesday to Saturday: 10:00 a.m. to 5:00 p.m. Sunday: 1:00 to 5:00 p.m. Monday: Closed
Price: 
$10 general admission, $6 discounted admission, age 65+ or 0-4 free

Ages

All Ages