artist rendition
Artist's concept

K2-240 c is a Neptune-like exoplanet that orbits a K-type star. Its mass is 4.6 Earths, it takes 20.5 days to complete one orbit of its star, and is 0.1159 AU from its star. Its discovery was announced in 2018.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2018
MASS
4.6 Earths
PLANET RADIUS
1.8 x Earth
ORBITAL RADIUS
0.1159 AU
ORBITAL PERIOD
20.5 days
ECCENTRICITY
Unknown
DETECTION METHOD
Transit