Kepler-188 b

A confirmed exoplanet orbiting Kepler-188.

Compared with Earth

Size
About 1.7 times Earth's width.
Year
A year here lasts about 2.1 Earth days.

Planet

Radius
1.68 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
2.062 days
Average distance from its star
0.032 AU

Star

Host star
Kepler-188
Spectral class
F — yellow-white
Surface temperature
6,021 K
Radius
1.141 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
3,159 light-years (968.5 parsecs)
Stars in system
1
Known planets
2

Discovery

Year
2014
Method
Transit
Facility
Kepler

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