K2-209 b
A confirmed exoplanet orbiting K2-209.
Compared with Earth
- Size
- About 87% of Earth's width.
- Year
- A year here lasts about 2.1 Earth days.
Planet
- Radius
- 0.8685 × Earth
- Mass
- Unknown
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 2.081 days
- Average distance from its star
- Unknown
Star
- Host star
- K2-209
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,720 K
- Radius
- 0.7124 × Sun
- Mass
- 0.7448 × Sun
- Age
- Unknown
System
- Distance from Earth
- 249.5 light-years (76.5 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.