Kepler-122 e

A confirmed exoplanet orbiting Kepler-122.

Compared with Earth

Size
About 2.6 times Earth's width.
Year
A year here lasts about 38 Earth days.

Planet

Radius
2.6 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
37.99 days
Average distance from its star
0.227 AU

Star

Host star
Kepler-122
Spectral class
F — yellow-white
Surface temperature
6,050 K
Radius
1.216 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
3,351 light-years (1,027 parsecs)
Stars in system
1
Known planets
5

Discovery

Year
2014
Method
Transit
Facility
Kepler

Data from the NASA Exoplanet Archive, synced October 14, 2026.