Kepler-731 b

A confirmed exoplanet orbiting Kepler-731.

Compared with Earth

Size
About 14 times Earth's width.
Year
A year here lasts about 3.9 Earth days.

Planet

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

Star

Host star
Kepler-731
Spectral class
G — sun-like
Surface temperature
5,849 K
Radius
1.06 × Sun
Mass
1.03 × Sun
Age
3.8 billion years

System

Distance from Earth
4,100 light-years (1,257 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.