Topic: Astronomy

Orionid Meteor Shower to Peak Oct. 20-21

Oct. 18, 2012

As it does each year, early fall brings crisper air, turning leaves and the Orionid meteor shower. This year's best viewing will be in the several hours around midnight Oct. 20 and before dawn on Oct. 21.

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NASA, Texas Astronomers Find First Multi-Planet System Around a Binary Star

Aug. 29, 2012

NASA's Kepler mission has found the first multi-planet solar system orbiting a binary star, characterized in large part by University of Texas at Austin astronomers using two telescopes at the university's McDonald Observatory in West Texas. The finding, which proves that whole planetary systems can form in a disk around a binary star, is published in today's issue of the journal Science.

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Astronomers Test Einstein in a New Regime Using Pair of Burnt-Out Stars

Aug. 28, 2012

A team of astronomers led by researchers from The University of Texas at Austin has confirmed the emission of gravitational waves from the second-strongest known source in our galaxy by studying the shrinking orbital period of a unique pair of burnt-out stars. Their observations tested Albert Einstein's theory of general relativity in a new regime.

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Z Machine

Aug. 5, 2012
Z Machine

For the past few years astronomer Don Winget has been using the Z Machine, the world's largest x-ray generator, to create white dwarf "star stuff" here on earth.

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Astronomers Probe 'Evaporating' Planet Around Nearby Star with Hobby-Eberly Telescope

May 31, 2012

Astronomers from The University of Texas at Austin and Wesleyan University have used the Hobby-Eberly Telescope at UT Austin's McDonald Observatory to confirm that a Jupiter-size planet in a nearby solar system is dissolving, albeit excruciatingly slowly, because of interactions with its parent star. Their findings could help astronomers better understand star-planet interactions in other star systems that might involve life.

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