K2-182 b

A confirmed exoplanet orbiting K2-182.

Compared with Earth

Size
About 2.7 times Earth's width.
Mass
About 21 times Earth's mass.
Temperature
About 693 °C (1,279 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
Year
A year here lasts about 4.7 Earth days.

Planet

Radius
2.713 × Earth
Mass
20.98 × Earth
Density
5.7 g/cm³
Equilibrium temperature
965.8 K
Starlight received
Unknown
Orbital period
4.737 days
Average distance from its star
0.05174 AU

Star

Host star
K2-182
Spectral class
K — orange dwarf
Surface temperature
5,128 K
Radius
0.789 × Sun
Mass
0.823 × Sun
Age
6.2 billion years

System

Distance from Earth
505 light-years (154.8 parsecs)
Stars in system
1
Known planets
1

Discovery

Year
2018
Method
Transit
Facility
K2

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