News tagged with exoplanet

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'Tidal Venuses' may have been wrung out to dry

Earth-sized exoplanets within a distant star’s habitable zone could still be very much uninhabitable, depending on potential tidal stresses — either past or present — that could have "squeezed ...

Mar 29, 2012
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Brown dwarf pair mystifies astronomers

(PhysOrg.com) -- Two brown dwarf-sized objects orbiting a giant old star show that planets may assemble around stars more quickly and efficiently than anyone thought possible, according to an international ...

Dec 21, 2009
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Mission: To discover exoplanets

This small satellite of primarily Swiss design was chosen above twenty-five other projects. Named CHEOPS for "CHaracterizing ExOPlanet Satellite," the selection of this device was just announced by the European ...

Oct 25, 2012
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Could exoplanet be a haven for life?

Scientists said on Monday a rocky world orbiting a nearby star was confirmed as the first planet outside our solar system to meet key requirements for sustaining life.

May 16, 2011
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Spiral arms hint at the presence of planets

A new image of the disk of gas and dust around a sun-like star has spiral-arm-like structures. These features may provide clues to the presence of embedded but as-yet-unseen planets.

Oct 19, 2011
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