Kepler-390 c

A confirmed exoplanet orbiting Kepler-390.

Compared with Earth

Size
About 79% of Earth's width.
Year
A year here lasts about 13 Earth days.

Planet

Radius
0.79 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
13.06 days
Average distance from its star
0.101 AU

Star

Host star
Kepler-390
Spectral class
K — orange dwarf
Surface temperature
5,166 K
Radius
0.776 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
1,420 light-years (435.3 parsecs)
Stars in system
2
Known planets
2

Discovery

Year
2014
Method
Transit
Facility
Kepler

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