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SWEEPS-10

This is a red dwarf with the shortest orbit period of a planet known so far. The gas giant with 1.6 times the mass of Jupiter and 1.24 times its diameter orbits the star every 10 hours in a distance of 0.008 AU. On its surface it should be about 2000 Kelvin hot.

Constellation: Sagittarius
Distance: 6500 light-years
Visual magnitude: 23.4
Mass: 0.44 * Sun
Diameter: 0.41 * Sun

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01/30/2007

     SWEEPS-10
Graphic: NASA, ESA and A. Schaller (for STScI)
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