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Extraterrestrial life, or alien life (colloquially, alien), is life that originates from another world rather than on Earth. No extraterrestrial life has yet been scientifically conclusively detected.
29 Σεπ 2023 · Nasa's James Webb Space Telescope (JWST) recently detected tantalising hints at life on a planet outside our Solar System - and it has many more worlds in its sights. Numerous missions that are...
28 Οκτ 2023 · Scientists consider planets capable of hosting life if they sit in the so-called habitable zone, the distance from a star where it's possible for a rocky planet to have liquid water on the...
Scientists are becoming increasingly optimistic that extraterrestrial life is out there. Here, an astrobiologist explains why.
MIT physics professor Sara Seager looks for possible chemical combinations that could signal the presence of alien life. She and her biochemistry colleagues first focused on the six main elements associated with life on Earth: carbon, nitrogen, oxygen, phosphorous, sulfur and hydrogen.
12 Οκτ 2022 · • What led to the proliferation of new life forms on Earth? • How do water and essential organic compounds arrive on planets and moons, and how do they interact with the planets and moons they land on?
10 Νοε 2021 · Relatively soon, some prominent astrobiologists say, we will most likely have either found compelling evidence for extraterrestrial life or banished its possible existence to the ever shrinking...
