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Methane and Co2 in K2-18 b
October 23 , 2023
271 days
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- James Webb Space Telescope data revealed that the presence of carbon-bearing molecules like methane and carbon dioxide in planet K2-18 b.
- The planet is 8.6 times as massive and has a radius 2.6 times that of Earth.
- Its surface could be covered with water oceans and that it has a hydrogen-rich atmosphere.
- The planet K2-18 b orbits the cool dwarf star K2-18 in the goldilocks zone.
- The planet is about 120 light-years away from us in the constellation Leo.
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