The universe, now with a search bar.
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Pick a world and stand on it. Every object links to its star, neighbours, and look-alikes.
Most Earth-like→Worlds closest to home in size and temperatureNearest worlds→Our cosmic neighborhood, closest firstHabitable zone→Where a rocky world could hold liquid waterGalaxies→Zoom out to the wider universe
- ESI
- Earth Similarity Index (1.00 = Earth).
- Weight
- g = multiple of Earth gravity · ≈ estimated from size · ≥ minimum (could be more) · plain number = measured.
ESI 0.21
TOI-6158 b
Gas giant
- Distance
- 590 ly
- Your weight
- 1.25 g
- Year
- 3.0 days
- Discovered
- 2026
ESI 0.05
TOI-5811 B b
Gas giant
- Distance
- 555 ly
- Your weight
- 0.53 g
- Year
- 6.3 days
- Discovered
- 2026
ESI 0.15
TOI-7394 B b
Gas giant
- Distance
- 620 ly
- Your weight
- 5.06 g
- Year
- 1.3 days
- Discovered
- 2026
ESI 0.78
Gl 725 B c
Rocky world
- Distance
- 22.3 ly
- Your weight
- ≥ 1.23 g
- Year
- 38 days
- Discovered
- 2026
ESI 0.35
HIP 81991 b
Gas giant
- Distance
- 143 ly
- Your weight
- 19.32 g
- Year
- 16.0 years
- Discovered
- 2026
ESI 0.33
HD 202206 b
Gas giant
- Distance
- 150 ly
- Your weight
- –
- Year
- 256 days
- Discovered
- 2026
MOA-2020-BLG-108L b
Gas giant
- Distance
- 16,732 ly
- Your weight
- 22.06 g
- Year
- –
- Discovered
- 2026
ESI 0.17
TOI-7393 b
Gas giant
- Distance
- 617 ly
- Your weight
- 1.53 g
- Year
- 3.3 days
- Discovered
- 2026
Worlds worth the trip
ESI 1.00
Earth
Rocky world
- Distance
- 0.0 ly
- Your weight
- 1.00 g
- Year
- 365 days
ESI 0.97
Wolf 1069 b
Rocky world
- Distance
- 31.3 ly
- Your weight
- ≥ 1.08 g
- Year
- 16 days
ESI 0.95
TRAPPIST-1 e
Rocky world
- Distance
- 40.5 ly
- Your weight
- 0.82 g
- Year
- 6.1 days
ESI 0.95
TOI-700 d
Rocky world
- Distance
- 102 ly
- Your weight
- ≈ 1.09 g
- Year
- 37 days
ESI 0.94
TOI-700 e
Rocky world
- Distance
- 102 ly
- Your weight
- ≈ 0.90 g
- Year
- 28 days
ESI 0.94
Teegarden's Star b
Rocky world
- Distance
- 12.5 ly
- Your weight
- ≥ 1.05 g
- Year
- 4.9 days
ESI 0.93
Kepler-1649 c
Rocky world
- Distance
- 301 ly
- Your weight
- ≈ 1.07 g
- Year
- 20 days
ESI 0.93
GJ 1061 d
Rocky world
- Distance
- 12.0 ly
- Your weight
- 1.24 g
- Year
- 13 days
ESI 0.54
Mercury
Rocky world
- Distance
- 0.0 ly
- Your weight
- 0.38 g
- Year
- 88 days
ESI 0.39
Venus
Rocky world
- Distance
- 0.0 ly
- Your weight
- 0.90 g
- Year
- 225 days
ESI 1.00
Earth
Rocky world
- Distance
- 0.0 ly
- Your weight
- 1.00 g
- Year
- 365 days
ESI 0.72
Mars
Rocky world
- Distance
- 0.0 ly
- Your weight
- 0.38 g
- Year
- 1.9 years
ESI 0.35
Jupiter
Gas giant
- Distance
- 0.0 ly
- Your weight
- 2.53 g
- Year
- 11.9 years
ESI 0.28
Saturn
Gas giant
- Distance
- 0.0 ly
- Your weight
- 1.07 g
- Year
- 29.4 years
ESI 0.21
Uranus
Ice / gas giant
- Distance
- 0.0 ly
- Your weight
- 0.90 g
- Year
- 84.0 years
ESI 0.21
Neptune
Ice / gas giant
- Distance
- 0.0 ly
- Your weight
- 1.14 g
- Year
- 165 years
Best & worst places to visit
Best places to visitThe most Earth-like, temperate worlds we know, ranked by similarity to home.→Worst places to visitA cosmic travel advisory: the hottest, coldest, and most hostile worlds we know.→What would you weigh?Your exact weight on the Moon, Mars, Jupiter, or any world in the catalog.→
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