Kepler-1859 c

A confirmed exoplanet orbiting Kepler-1859.

Compared with Earth

Size
About 1.7 times Earth's width.
Temperature
About 1,054 °C (1,929 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
Starlight
About 733 times the starlight Earth gets from the Sun.
Year
A year here lasts about 3.6 Earth days.

Planet

Radius
1.66 × Earth
Mass
Unknown
Density
Unknown
Equilibrium temperature
1,327 K
Starlight received
732.8 × Earth
Orbital period
3.596 days
Average distance from its star
0.0473 AU

Star

Host star
Kepler-1859
Spectral class
G — sun-like
Surface temperature
5,887 K
Radius
1.235 × Sun
Mass
1.09 × Sun
Age
Unknown

System

Distance from Earth
4,342 light-years (1,331 parsecs)
Stars in system
1
Known planets
2

Discovery

Year
2023
Method
Transit
Facility
Kepler

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