Kepler-444 b
A confirmed exoplanet orbiting Kepler-444.
Compared with Earth
- Size
- About 40% of Earth's width.
- Year
- A year here lasts about 3.6 Earth days.
Planet
- Radius
- 0.403 × Earth
- Mass
- Unknown
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 3.6 days
- Average distance from its star
- 0.04178 AU
Star
- Host star
- Kepler-444
- Spectral class
- K — orange dwarf
- Surface temperature
- 5,046 K
- Radius
- 0.752 × Sun
- Mass
- 0.758 × Sun
- Age
- 11.23 billion years
System
- Distance from Earth
- 118.8 light-years (36.44 parsecs)
- Stars in system
- 3
- Known planets
- 5
Discovery
- Year
- 2015
- Method
- Transit
- Facility
- Kepler
Data from the NASA Exoplanet Archive, synced October 14, 2026.