Kepler-1143 c

A confirmed exoplanet orbiting Kepler-1143.

Compared with Earth

Size
About 3.6 times Earth's width.
Year
A year here lasts about 211 Earth days.

Planet

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

Star

Host star
Kepler-1143
Spectral class
K — orange dwarf
Surface temperature
5,053 K
Radius
0.77 × Sun
Mass
0.81 × Sun
Age
4.79 billion years

System

Distance from Earth
1,811 light-years (555.2 parsecs)
Stars in system
1
Known planets
2

Discovery

Year
2016
Method
Transit
Facility
Kepler

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