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Kepler-22 b

The first planet Kepler found in a habitable zone (2011). It may be an ocean world, or more like a small Neptune. It sits where a planet could be warm enough for liquid water, in the so-called habitable zone.

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EarthKepler-22 b
Gravity20.24 m/s²2.06× Earth measured
Size2.1× Earthradius measured
Mass9.1× Earthmeasured
Temperature≈ 6 °Cequilibrium temperature measured
Distance635 light-yearsfrom the Sun
Its star5,596 Ka Sun-like star
One year289.9 daystime to orbit its star
Discovered2011transit

What it would be like in Worldwalk imagined

Nobody has seen the surface of Kepler-22 b. The game builds it from the real numbers above: you land on a deep global ocean with rocky islands.

Pack the right suit. Choose 3 of 6 modules (cooling, heating, pressure hull, extra oxygen, radiation shield, jetpack), complete 3 surveys and get back to the lander before your oxygen runs out.

Play Kepler-22 b

Similar worlds nearby

K2-377 b636 light-yearsKepler-1716 b637 light-yearsK2-38 c628 light-yearsK2-158 b644 light-yearsKepler-94 b626 light-yearsTOI-1836 c625 light-years

Sizes, masses, temperatures and orbits come from the NASA Exoplanet Archive (Planetary Systems Composite table). Values marked estimated are calculated from the other measurements; the surface and air are imagined for the game.