Kepler-1643 b

A confirmed exoplanet orbiting Kepler-1643.

Compared with Earth

Size
About 2.3 times Earth's width.
Year
A year here lasts about 5.3 Earth days.

Planet

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

Star

Host star
Kepler-1643
Spectral class
K — orange dwarf
Surface temperature
4,916 K
Radius
0.855 × Sun
Mass
0.845 × Sun
Age
0.046 billion years

System

Distance from Earth
1,115 light-years (341.8 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.