GJ 876 c

A confirmed exoplanet orbiting GJ 876.

Compared with Earth

Mass
About 227 times Earth's mass.
Year
A year here lasts about 30 Earth days.

Planet

Radius
Unknown
Mass
227 × Earth
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
30.09 days
Average distance from its star
0.1296 AU

Star

Host star
GJ 876
Spectral class
Unknown
Surface temperature
Unknown
Radius
0.3 × Sun
Mass
0.32 × Sun
Age
1 billion years

System

Distance from Earth
15.25 light-years (4.675 parsecs)
Stars in system
1
Known planets
4

Discovery

Year
2000
Method
Radial Velocity
Facility
Multiple Observatories

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