Kepler-489 b

A confirmed exoplanet orbiting Kepler-489.

Compared with Earth

Size
About 7.7 times Earth's width.
Year
A year here lasts about 17 Earth days.

Planet

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

Star

Host star
Kepler-489
Spectral class
K — orange dwarf
Surface temperature
5,014 K
Radius
0.76 × Sun
Mass
0.82 × Sun
Age
3.31 billion years

System

Distance from Earth
1,206 light-years (369.6 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.