Kepler-643 b

A confirmed exoplanet orbiting Kepler-643.

Compared with Earth

Size
About 10 times Earth's width.
Year
A year here lasts about 16 Earth days.

Planet

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

Star

Host star
Kepler-643
Spectral class
K — orange dwarf
Surface temperature
4,908 K
Radius
2.52 × Sun
Mass
1 × Sun
Age
12.02 billion years

System

Distance from Earth
3,469 light-years (1,064 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.