Earth vs Kepler-438 b
Kepler-438 b is about 1.1 times as wide as Earth and Kepler-438 b runs the hotter, by equilibrium temperature.
| Earth | Kepler-438 b | |
|---|---|---|
| Type | Rocky world | Rocky world |
| Size (radius) | 1.00 R⊕ | 1.12 R⊕ |
| Surface gravity | 1.00× Earth | ≈ 1.16× Earth |
| Equilibrium temperature | -19°C (-2°F) | 15°C (59°F) |
| Mean surface temperature | 15°C (59°F) | not measured |
| Year (orbital period) | 365 days | 35 days |
| Distance from Earth | home | 639 ly |
| Earth-similarity index | 1.00 | 0.89 |
Common questions
Is Earth bigger than Kepler-438 b?
Kepler-438 b is the larger of the two: Earth is 1.00 R⊕ across and Kepler-438 b is 1.12 R⊕, where Earth is 1 R⊕.
Which has stronger gravity, Earth or Kepler-438 b?
Kepler-438 b pulls harder: surface gravity is 1.00× Earth on Earth and ≈ 1.16× Earth on Kepler-438 b.