Wednesday, March 17, 2010

New 'Temperate' Exoplanet Hints At Solar System Like Our Own

An artist's impression shows CoRoT-9b, the first temperate exoplanet to be measured in detail. Scientists say it is about the size of Jupiter and orbits its parent star at about the same distance that Mercury orbits the sun. AFP/ESO

From Christian Science Monitor:

Astronomers have for the first time made detailed measurements of an exoplanet in the temperate zone around its star. Their conclusion: It looks a lot like a planet in our solar system.

Astronomers have discovered a Jupiter-size planet that orbits its host star at a Mercury-like distance – a solar system that begins to look like a topsy-turvy, Alice in Wonderland version of our own.

The discovery has allowed scientists to glean for the first time a wide range of information about an extrasolar planet so relatively distant from its "sun."

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