artist rendition
Artist's concept

K2-17 b is a Neptune-like exoplanet that orbits a K-type star. Its mass is Unknown, it takes 18 days to complete one orbit of its star, and is 0.119 AU from its star. Its discovery was announced in 2015.

PLANET TYPE
Neptune-like
DISCOVERY DATE
2015
MASS
Unknown
PLANET RADIUS
0.199 x Jupiter
ORBITAL RADIUS
0.119 AU
ORBITAL PERIOD
18 days
ECCENTRICITY
Unknown
DETECTION METHOD
Transit