UW News

Department of Astronomy

July 18, 2013

A warmer planetary haven around cool stars, as ice warms rather than cools

This artist's concept illustrates a planet orbiting a red dwarf star.

In a bit of cosmic irony, planets orbiting cooler stars may be more likely to remain ice-free than planets around hotter stars. This is due to the interaction of a star’s light with ice and snow on the planet’s surface.

April 25, 2013

Astronomer studies far-off worlds through ‘characterization by proxy’

A dwarf galaxy.

A UW astronomer is using Earth’s interstellar neighbors to learn the nature of certain stars too far away to be directly measured or observed, and the planets they may host.

April 18, 2013

Astronomers discover five-planet system with most Earth-like exoplanet yet

Kepler 62e and 62f compared with the Earth. UW astronomer Eric Agol discovered 62f.

A University of Washington astronomer has discovered perhaps the most Earth-like planet yet found outside the solar system by the Kepler Space Telescope.

November 19, 2012

Can life emerge on planets around cooling stars?


UW astronomers find that planets orbiting white and brown dwarfs are unlikely to be good candidates for sustaining life.

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