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TOI-1221 b

TOI-1221 b is a hot water-rich world orbiting a Sun-like star 451.4 ly away. A year there lasts 91.7 days. It was found using the transit method: it dims its star as it passes in front. Planets this size may be wrapped in thick gas; the game imagines it as a solid or water world you can walk on. Note: its mass is estimated from its size.

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EarthTOI-1221 b
Gravity10.21 m/s²1.04× Earth estimated
Size2.91× Earthradius measured
Mass8.81× Earthestimated
Temperature≈ 167 °Cequilibrium temperature measured
Distance451 light-yearsfrom the Sun
Its star5,592 Ka Sun-like star
One year91.7 daystime to orbit its star
Discovered2023transit

What it would be like in Worldwalk imagined

Nobody has seen the surface of TOI-1221 b. The game builds it from the real numbers above: you land on hot, steamy shores of a water world.

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 TOI-1221 b

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TOI-2426 b451 light-yearsK2-265 b452 light-yearsK2-53 b450 light-yearsTOI-1408 c455 light-yearsTOI-1249 b455 light-yearsHD 28109 b455 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.