Kepler-869 b

A confirmed exoplanet orbiting Kepler-869.

Compared with Earth

Size
About 3.6 times Earth's width.
Year
A year here lasts about 40 Earth days.

Planet

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

Star

Host star
Kepler-869
Spectral class
G — sun-like
Surface temperature
5,664 K
Radius
0.95 × Sun
Mass
0.97 × Sun
Age
4.79 billion years

System

Distance from Earth
3,064 light-years (939.5 parsecs)
Stars in system
1
Known planets
1

Discovery

Year
2016
Method
Transit
Facility
Kepler

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