At a Glance
Celestial Size Comparison
Choose the celestial objects you’re curious about. See at a glance how their sizes and environments compare.
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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 h | Kepler-90 g |
|---|---|---|
| Mean radius | 71,766.4 km | 49,226.2 km |
| Diameter | ≈ 143,532.8 km | ≈ 98,452.4 km |
| Spherical approximate volume | ≈ 1.548E15 km3 | ≈ 4.997E14 km3 |
| Mass | 1.212E27 kg | 8.958E25 kg |
| Mean density | 911.829 kg/m³ | 272.128 kg/m³ |
| Surface gravity | ≈ 15.711 m/s² | ≈ 2.467 m/s² |
| Escape velocity | ≈ 47.5 km/s | ≈ 15.6 km/s |
| Rotation period | NaN | NaN |
| Orbital period | 331.603 d | 210.735 d |
| Mean temperature | ≈ 294 K (20.9°C) | ≈ 342 K (68.9°C) |
| Surface pressure | NaN | NaN |
| Orbital semi-major axis | 145,202,685.3 km | 107,267,657.2 km |
Mean radius
- Kepler-90 h
- 71,766.4 km
- Kepler-90 g
- 49,226.2 km
Diameter
- Kepler-90 h
- ≈ 143,532.8 km
- Kepler-90 g
- ≈ 98,452.4 km
Spherical approximate volume
- Kepler-90 h
- ≈ 1.548E15 km3
- Kepler-90 g
- ≈ 4.997E14 km3
Mass
- Kepler-90 h
- 1.212E27 kg
- Kepler-90 g
- 8.958E25 kg
Mean density
- Kepler-90 h
- 911.829 kg/m³
- Kepler-90 g
- 272.128 kg/m³
Surface gravity
- Kepler-90 h
- ≈ 15.711 m/s²
- Kepler-90 g
- ≈ 2.467 m/s²
Escape velocity
- Kepler-90 h
- ≈ 47.5 km/s
- Kepler-90 g
- ≈ 15.6 km/s
Rotation period
- Kepler-90 h
- NaN
- Kepler-90 g
- NaN
Orbital period
- Kepler-90 h
- 331.603 d
- Kepler-90 g
- 210.735 d
Mean temperature
- Kepler-90 h
- ≈ 294 K (20.9°C)
- Kepler-90 g
- ≈ 342 K (68.9°C)
Surface pressure
- Kepler-90 h
- NaN
- Kepler-90 g
- NaN
Orbital semi-major axis
- Kepler-90 h
- 145,202,685.3 km
- Kepler-90 g
- 107,267,657.2 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.