NN Ser d
A confirmed exoplanet orbiting NN Ser.
Compared with Earth
- Mass
- About 696 times Earth's mass.
- Year
- A year here lasts about 7.9 Earth years.
Planet
- Radius
- Unknown
- Mass
- 696 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 2,880 days
- Average distance from its star
- Unknown
Star
- Host star
- NN Ser
- Spectral class
- Unknown
- Surface temperature
- Unknown
- Radius
- Unknown
- Mass
- 0.535 × Sun
- Age
- Unknown
System
- Distance from Earth
- 1,682 light-years (515.8 parsecs)
- Stars in system
- 2
- Known planets
- 2
Discovery
- Year
- 2010
- Method
- Eclipse Timing Variations
- Facility
- Multiple Observatories
Data from the NASA Exoplanet Archive, synced October 14, 2026.