HD 40307This orange star is orbited by three super-Earths, planets that are larger than the Earth, but smaller than Uranus. These are rather close to the star and therefore very hot.The three planets: 4.2 times the mass of Earth, orbits the star every 4.3 days. 6.7 times the mass of Earth, orbits the star every 9.6 days. 9.4 times the mass of Earth, orbits the star every 20.4 days. Constellation: Pictor Distance: 41.8 light-years Spectral class: K3 Visual magnitude: 7.15 Back: List of Exoplanets 06/16/2008 |
Graphic: ESO, Artist's Impression |
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