Earth vs Gliese 12 b
Earth and Gliese 12 b are close in size and they sit at a similar temperature. Earth is the closer of the two to Earth, with an Earth-similarity index of 1.00.
| Earth | Gliese 12 b | |
|---|---|---|
| Type | Rocky world | Rocky world |
| Size (radius) | 1.00 R⊕ | 0.93 R⊕ |
| Surface gravity | 1.00× Earth | 1.10× Earth |
| Equilibrium temperature | 15°C (59°F) | 41°C (107°F) |
| Year (orbital period) | 365 days | 13 days |
| Distance from Earth | in our solar system | 39.8 ly |
| Earth-similarity index | 1.00 | 0.83 |
Common questions
Is Earth bigger than Gliese 12 b?
Earth is the larger of the two: Earth is 1.00 R⊕ across and Gliese 12 b is 0.93 R⊕, where Earth is 1 R⊕.
Which has stronger gravity, Earth or Gliese 12 b?
Gliese 12 b pulls harder: surface gravity is 1.00× Earth on Earth and 1.10× Earth on Gliese 12 b.