Kepler-338 d

A confirmed exoplanet orbiting Kepler-338.

Compared with Earth

Size
About 3 times Earth's width.
Year
A year here lasts about 44 Earth days.

Planet

Radius
3 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
44.43 days
Average distance from its star
0.257 AU

Star

Host star
Kepler-338
Spectral class
G — sun-like
Surface temperature
5,923 K
Radius
1.735 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
1,803 light-years (552.8 parsecs)
Stars in system
1
Known planets
4

Discovery

Year
2014
Method
Transit
Facility
Kepler

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