Topic: Stars

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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Leonid Meteor Shower Peaks Thursday, Nov. 17

Nov. 16, 2011

The best viewing for this year's Leonid meteor shower will be several hours before dawn on Thursday and Friday, Nov. 17 and 18, according to the editors of StarDate magazine. However, the rising of the half-full moon coincides with the shower and will probably wash out all but the brightest meteors.

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Simulating the universe for movie fans

Oct. 7, 2011
Simulating the universe for movie fans

Astronomy Professor Volker Bromm talks about the cosmic dark ages, first light and how his research was tapped for the film "Tree of Life."

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University of Texas-led Team Discovers Unusual Multi-Planet Solar System With NASA's Kepler Spacecraft

Oct. 4, 2011

A team of researchers led by Bill Cochran of The University of Texas at Austin has used NASA's Kepler space telescope to discover an unusual multiple-planet system containing a super-Earth and two Neptune-sized planets orbiting in resonance with each other. They will announce the find today in Nantes, France at a meeting of the American Astronomical Society's Division of Planetary Science Conference. The research will be published in a special Kepler issue of The Astrophysical Journal Supplement Series in November.

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