Kepler-1263 b

A confirmed exoplanet orbiting Kepler-1263.

Compared with Earth

Size
About 1.1 times Earth's width.
Year
A year here lasts about 4.6 Earth days.

Planet

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

Star

Host star
Kepler-1263
Spectral class
K — orange dwarf
Surface temperature
5,213 K
Radius
0.8 × Sun
Mass
0.84 × Sun
Age
4.9 billion years

System

Distance from Earth
2,168 light-years (664.8 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.