Earth vs GJ 1002 b
Earth and GJ 1002 b are close in size and their equilibrium temperatures are close.
| Earth | GJ 1002 b | |
|---|---|---|
| Type | Rocky world | Rocky world |
| Size (radius) | 1.00 R⊕ | 1.03 R⊕ |
| Surface gravity | 1.00× Earth | ≥ 1.02× Earth |
| Equilibrium temperature | -19°C (-2°F) | -42°C (-44°F) |
| Mean surface temperature | 15°C (59°F) | not measured |
| Year (orbital period) | 365 days | 10 days |
| Distance from Earth | home | 15.8 ly |
| Earth-similarity index | 1.00 | 0.93 |
Common questions
Is Earth bigger than GJ 1002 b?
GJ 1002 b is the larger of the two: Earth is 1.00 R⊕ across and GJ 1002 b is 1.03 R⊕, where Earth is 1 R⊕.
Which has stronger gravity, Earth or GJ 1002 b?
GJ 1002 b pulls harder: surface gravity is 1.00× Earth on Earth and ≥ 1.02× Earth on GJ 1002 b.