|Discovered by||Jason H. Steffen et al.|
|Discovery site||Kepler Space Observatory|
|Discovery date||25 January 2017|
|0.068 AU (10,200,000 km)|
|2.65 (± 0.04) R⊕|
Kepler-25b is an extrasolar planet orbiting the star Kepler-25, located in the constellation Cygnus. It was discovered by the Kepler Space Telescope in 2012. Kepler-25b is one of the most massive planets ever found. if it had the equivalent of 1 extra Saturn mass, it would be considered a brown dwarf, as it has ≈12,7 Jupiter Masses. ≥13 Jupiter Masses is required for deuterium fusion.
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