K2-72b

K2-72b is a small exoplanet orbiting around the red dwarf star K2-72 approximately 227.7 light-years away. K2-72b completes an orbit in 5.57 days, and it has a radius of only 75% of that of the Earth.

K2-72b

Discovery
Discovery date	July 18, 2016
Detection method	Transit
Orbital characteristics
Semi-major axis	0.0370 ± 0.0047 AU (5,540,000 ± 700,000 km)[1]
Orbital period (sidereal)	5.57739±0.00068[1] d
Star	K2-72[1]
Physical characteristics
Mean radius	0.067±0.018 RJ 0.75±0.20 [1] R🜨