Kepler-401 c

A confirmed exoplanet orbiting Kepler-401.

Compared with Earth

Size
About 2.2 times Earth's width.
Year
A year here lasts about 47 Earth days.

Planet

Radius
2.15 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
47.32 days
Average distance from its star
0.269 AU

Star

Host star
Kepler-401
Spectral class
F — yellow-white
Surface temperature
6,117 K
Radius
1.333 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
3,149 light-years (965.6 parsecs)
Stars in system
1
Known planets
3

Discovery

Year
2014
Method
Transit
Facility
Kepler

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