Kepler-621 b

A confirmed exoplanet orbiting Kepler-621.

Compared with Earth

Size
About 2.3 times Earth's width.
Year
A year here lasts about 2.6 Earth days.

Planet

Radius
2.3 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
2.628 days
Average distance from its star
Unknown

Star

Host star
Kepler-621
Spectral class
K — orange dwarf
Surface temperature
4,521 K
Radius
0.68 × Sun
Mass
0.72 × Sun
Age
3.63 billion years

System

Distance from Earth
Unknown
Stars in system
1
Known planets
1

Discovery

Year
2016
Method
Transit
Facility
Kepler

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