K2-208 b
A confirmed exoplanet orbiting K2-208.
Compared with Earth
- Size
- About 1.7 times Earth's width.
- Temperature
- About 849 °C (1,560 °F) from starlight alone, against -18 °C (-1 °F) for Earth measured the same way.
- Year
- A year here lasts about 4.2 Earth days.
Planet
- Radius
- 1.675 × Earth
- Mass
- Unknown
- Density
- Unknown
- Equilibrium temperature
- 1,122 K
- Starlight received
- Unknown
- Orbital period
- 4.191 days
- Average distance from its star
- 0.04878 AU
Star
- Host star
- K2-208
- Spectral class
- G — sun-like
- Surface temperature
- 5,500 K
- Radius
- 0.872 × Sun
- Mass
- 0.881 × Sun
- Age
- 6.1 billion years
System
- Distance from Earth
- 837.9 light-years (256.9 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.