Kepler-247 d
A confirmed exoplanet orbiting Kepler-247.
Compared with Earth
- Size
- About 4.5 times Earth's width.
- Mass
- About 50 times Earth's mass.
- Starlight
- About 16 times the starlight Earth gets from the Sun.
- Year
- A year here lasts about 20 Earth days.
Planet
- Radius
- 4.5 × Earth
- Mass
- 50 × Earth
- Density
- 3.1 g/cm³
- Equilibrium temperature
- Unknown
- Starlight received
- 15.9 × Earth
- Orbital period
- 20.47 days
- Average distance from its star
- Unknown
Star
- Host star
- Kepler-247
- Spectral class
- K — orange dwarf
- Surface temperature
- 5,094 K
- Radius
- 0.791 × Sun
- Mass
- 0.884 × Sun
- Age
- Unknown
System
- Distance from Earth
- 2,165 light-years (663.7 parsecs)
- Stars in system
- 1
- Known planets
- 4
Discovery
- Year
- 2014
- Method
- Transit
- Facility
- Kepler
Data from the NASA Exoplanet Archive, synced October 14, 2026.