Kepler-45 KOI-254 KIC 5794240 19 31 29.4966 +41 03 51.3563 333 Kepler-45 KOI-254 KIC 5794240 2MASS J19312949+4103513 Gaia DR2 2053562475706063744 16.88 16.63 13.749 13.077 12.89 3820 0.55 0.59 13.9000 0.08 M Kepler-45 b KOI-254 b KOI-254.01 KIC 5794240 b Gaia DR2 2053562475706063744 b 0.96 0.505 2.455239 2455003.8210080 0.027 87 0.11 KOI-254 b was originally discovered by the Kepler spacecraft. It has now been confirmed to be a planet by radial velocity measurements, adaptive optics imaging and spectroscopy. The host star is an M-type dwarf star, just over half the size of our own sun. KOI-254 b is the first hot Jupiter that has been found around such a low mass star. 774.0 Confirmed planets transit 13/03/25 2011 1 Cygnus