News

McDonald Observatory

HETDEX Opens Massive Cosmic Dataset to Scientists, Novices, and AI

The largest survey ever of the early universe contains 600 million spectra, covering part of the sky equal to 2,000 full Moons.

McDonald Observatory

Black Hole Found that Formed Before Its Galaxy

Findings help explain how black holes millions to billions of times the mass of the sun formed so soon after the Big Bang.

Oden Institute

A Match Made in the Cosmos

Thanks to the NSF-Simons AI Institute for Cosmic Origins (CosmicAI), astronomy and AI are solving each other’s problems.

McDonald Observatory

IGRINS Confirms Long-Suspected Link Between the Composition of Exoplanets and Their Host Stars

A UT Austin spectrograph measures for the first time the magnesium-to-silicon ratio of an "ultra-hot Jupiter."

Texas Advanced Computing Center

Little Red Dots: New Clues from the Early Universe

Volker Bromm used TACC supercomputer simulations to shed light on the mysterious origins of these enigmatic cosmic objects.

McDonald Observatory

Astronomers Thought the Early Universe Was Full of Hydrogen. Now They’ve Found It.

Astronomers using data from the Hobby–Eberly Telescope Dark Energy Experiment (HETDEX) based at UT made the discovery.

Accolades

Three CNS Faculty Receive UT President’s Associates Undergraduate Teaching Excellence Awards

John Chisholm, Jonathan Perry and Ann Thijs were recognized for their commitment to curricular reform and educational innovation.

Features

Visualizing Science Contest Winners for 2026 Span Disciplines

Top-prize image highlights a vital player in the central nervous system.

Features

A Night at the Telescope

The Harlan J. Smith Scholars program involves astronomy undergraduates in observing on a major telescope.

McDonald Observatory

A Sea of Light: HETDEX Astronomers Reveal Hidden Structures in the Young Universe

Hobby-Eberly Telescope Dark Energy Experiment researchers have made a record-setting 3D map of the early universe.