Planetary system

K2-18 system

Exoplanets

System overview

The K2-18 system has 2 known planets in this catalogue, orbiting the star K2-18, discovered between 2015 and 2017.

Planet	Class	Radius (R⊕)	Period (d)	Distance (ly)
K2-18 cRadial Velocity · 2017	Mini-Neptune	2.65	8.962	124
K2-18 bTransit · 2015	Super-Earth	2.37	32.9396	124