Kepler-1157 b

A confirmed exoplanet orbiting Kepler-1157.

Compared with Earth

Size
About 1.1 times Earth's width.
Year
A year here lasts about 4.5 Earth days.

Planet

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

Star

Host star
Kepler-1157
Spectral class
K — orange dwarf
Surface temperature
4,679 K
Radius
0.71 × Sun
Mass
0.76 × Sun
Age
3.39 billion years

System

Distance from Earth
1,116 light-years (342.1 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.