Kepler-403 c

A confirmed exoplanet orbiting Kepler-403.

Compared with Earth

Size
About 1.8 times Earth's width.
Year
A year here lasts about 54 Earth days.

Planet

Radius
1.75 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
Unknown
Starlight received
Unknown
Orbital period
54.28 days
Average distance from its star
0.297 AU

Star

Host star
Kepler-403
Spectral class
F — yellow-white
Surface temperature
6,090 K
Radius
1.329 × Sun
Mass
Unknown
Age
Unknown

System

Distance from Earth
2,741 light-years (840.3 parsecs)
Stars in system
1
Known planets
3

Discovery

Year
2014
Method
Transit
Facility
Kepler

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