At a Glance
Celestial Size Comparison
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Kepler-90 System objects
9 objectsKepler-90Star
Kepler-90 bPlanet
Kepler-90 cPlanet
Kepler-90 dPlanet
Kepler-90 ePlanet
Kepler-90 fPlanet
Kepler-90 gPlanet
Kepler-90 hPlanet
Kepler-90 iPlanet
Size Comparison
Shows objects at a scale close to their actual size ratio.
Environment Comparison
Compare the size and environment of each celestial object.
| Measurement | Kepler-90 i | Kepler-90 b |
|---|---|---|
| Mean radius | 8,419.1 km | 8,355.3 km |
| Diameter | ≈ 16,838.2 km | ≈ 16,710.6 km |
| Spherical approximate volume | ≈ 2.5E12 km3 | ≈ 2.443E12 km3 |
| Mass | ≈ 1.374E25 kg | ≈ 1.356E25 kg |
| Mean density | ≈ 5,500 kg/m³ | ≈ 5,550 kg/m³ |
| Surface gravity | ≈ 12.934 m/s² | ≈ 12.961 m/s² |
| Escape velocity | ≈ 14.8 km/s | ≈ 14.7 km/s |
| Rotation period | NaN | NaN |
| Orbital period | 14.449 d | 7.008 d |
| Mean temperature | 709 K (435.9°C) | ≈ 1,062 K (788.9°C) |
| Surface pressure | NaN | NaN |
| Orbital semi-major axis | ≈ 17,972,401.6 km | 11,070,242.4 km |
Mean radius
- Kepler-90 i
- 8,419.1 km
- Kepler-90 b
- 8,355.3 km
Diameter
- Kepler-90 i
- ≈ 16,838.2 km
- Kepler-90 b
- ≈ 16,710.6 km
Spherical approximate volume
- Kepler-90 i
- ≈ 2.5E12 km3
- Kepler-90 b
- ≈ 2.443E12 km3
Mass
- Kepler-90 i
- ≈ 1.374E25 kg
- Kepler-90 b
- ≈ 1.356E25 kg
Mean density
- Kepler-90 i
- ≈ 5,500 kg/m³
- Kepler-90 b
- ≈ 5,550 kg/m³
Surface gravity
- Kepler-90 i
- ≈ 12.934 m/s²
- Kepler-90 b
- ≈ 12.961 m/s²
Escape velocity
- Kepler-90 i
- ≈ 14.8 km/s
- Kepler-90 b
- ≈ 14.7 km/s
Rotation period
- Kepler-90 i
- NaN
- Kepler-90 b
- NaN
Orbital period
- Kepler-90 i
- 14.449 d
- Kepler-90 b
- 7.008 d
Mean temperature
- Kepler-90 i
- 709 K (435.9°C)
- Kepler-90 b
- ≈ 1,062 K (788.9°C)
Surface pressure
- Kepler-90 i
- NaN
- Kepler-90 b
- NaN
Orbital semi-major axis
- Kepler-90 i
- ≈ 17,972,401.6 km
- Kepler-90 b
- 11,070,242.4 km
This comparison is based on the most reliable observational data available. Celestial information may change with new research and observations, so please treat it as a general guide rather than a definitive source.