Exoplanet Catalog
GJ 1214 b
GJ 1214 b is a Neptune-like exoplanet that orbits an M-type star. Its mass is 8.17 Earths, it takes 1.6 days to complete one orbit of its star, and is 0.0149 AU from its star. Its discovery was announced in 2009.
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PLANET TYPE
Neptune-like
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DISCOVERY DATE
2009
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MASS
8.17 Earths
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PLANET RADIUS
0.245 x Jupiter
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ORBITAL RADIUS
0.0149 AU
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ORBITAL PERIOD
1.6 days
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ECCENTRICITY
< 0.063
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DETECTION METHOD
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