Kepler-388 b
A confirmed exoplanet orbiting Kepler-388.
Compared with Earth
- Size
- About 81% of Earth's width.
- Year
- A year here lasts about 3.2 Earth days.
Planet
- Radius
- 0.81 × Earth
- Mass
- Unknown
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 3.173 days
- Average distance from its star
- 0.036 AU
Star
- Host star
- Kepler-388
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,498 K
- Radius
- 0.586 × Sun
- Mass
- Unknown
- Age
- Unknown
System
- Distance from Earth
- Unknown
- Stars in system
- 1
- Known planets
- 2
Discovery
- Year
- 2014
- Method
- Transit
- Facility
- Kepler
Data from the NASA Exoplanet Archive, synced October 14, 2026.