Kepler-20f
Astronomical discovery
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Kepler-20f is an exoplanet orbiting the Sun-like star Kepler-20, the second outermost of five such planets discovered by NASA's Kepler spacecraft. It is located approximately 929 light-years from Earth in the constellation Lyra. Wikipedia
Orbital period: 20 days
Radius: 3,970.6 mi
Discovered: December 20, 2011
Distance to Earth: 945.9 light years
Orbits: Kepler-20
Detection method: Transit (Kepler Mission)
Mass: ~1 ME