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We’ve Never Been Closer to Finding Life Outside Our Solar System
Thanks to the James Webb Space Telescope, we may have spotted a galactic neighbor with all the right molecular ingredients a mere 40 light-years away.
Launched aboard an Ariane-5 rocket from Kourou, a coastal town in French Guiana, in 2021, the JWST is our biggest space telescope to date. Since it began collecting data, this telescope has allowed astronomers to observe some of the dimmest objects in the cosmos, like ancient galaxies and black holes. In 2024, for instance, the JWST also revealed potential signs of carbon dioxide and methane in the atmosphere of K2-18b, a planet located 124 light-years from Earth.
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