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Artist's impression of GJ 1214b passing in front of its host red dwarf star. This red dwarf is approximately one-fifth the size of our sun (David A. Aguilar/CfA).
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"Waterworld" Super-Earth Discovered

Artist's impression of GJ 1214b passing in front of its host red dwarf star. This red dwarf is approximately one-fifth the size of our sun (David A. Aguilar/CfA). A "super-Earth" has been discovered orbiting a red dwarf star on our cosmic doorstep, only 42 light years away. But here's the best bit: it's composed primarily [...]

December 16, 2009
5:08 PM EST