Kepler-523 b

A confirmed exoplanet orbiting Kepler-523.

Compared with Earth

Size
About 2 times Earth's width.
Year
A year here lasts about 5.8 Earth days.

Planet

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

Star

Host star
Kepler-523
Spectral class
G — sun-like
Surface temperature
5,515 K
Radius
0.86 × Sun
Mass
0.93 × Sun
Age
2.45 billion years

System

Distance from Earth
826.1 light-years (253.3 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.