eps Eri b

A confirmed exoplanet orbiting eps Eri.

Compared with Earth

Mass
About 318 times Earth's mass.
Year
A year here lasts about 7.3 Earth years.

Planet

Radius
Unknown
Mass
317.8 × Earth
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
2,680 days
Average distance from its star
3.53 AU

Star

Host star
eps Eri
Spectral class
Unknown
Surface temperature
Unknown
Radius
Unknown
Mass
0.82 × Sun
Age
Unknown

System

Distance from Earth
10.45 light-years (3.203 parsecs)
Stars in system
1
Known planets
1

Discovery

Year
2000
Method
Radial Velocity
Facility
Multiple Observatories

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