In September NASA s James Webb Space Telescope investigated an exoplanet 8.6 times as massive as Earth, and "revealed the presence of carbon-bearing molecules including methane and carbon dioxide." Webb s discovery adds to recent studies suggesting that [planet] K2-18 b could be a Hycean exoplanet.
The James Webb Space Telescope is poised for a crucial observation mission targeting K2-18b, a distant planet with potential for extraterrestrial life.