Topic: William Cochran

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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Texas Astronomer Makes First Ground-Based Detection of Extra-Solar Planet Atmosphere, Using Hobby-Eberly Telescope

Dec. 5, 2007

University of Texas at Austin astronomer and Hubble Fellow Seth Redfield has used the Hobby-Eberly Telescope (HET) at McDonald Observatory to make the first ground-based detection of the atmosphere of a planet outside our solar system.

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Texas Astronomers Discover Multi-Planet System Around Unexpected Star; May Alter Theories of Planet Formation

May 23, 2007

University of Texas at Austin astronomers William Cochran and Michael Endl, working with graduate students Robert Wittenmyer and Jacob Bean, have used the 9.2-meter Hobby-Eberly Telescope (HET) at McDonald Observatory to discover a system of two Jupiter-like planets orbiting a star whose composition might seem to rule out planet formation. This NASA-funded study has implications for theories of planet formation.

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