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Atmospheres in the TRAPPIST-1 System Should be Long Gone
When the TRAPPIST-1 system was discovered, astronomers were elated to find seven Earth-sized worlds, three in the star's habitable zone. JWST has made follow-up observations and failed to detect atmospheres in the first two planets. What about the rest? According to a new paper, the solar winds and powerful flares should have stripped away the atmospheres from the rest of the planets within 100 million years of formation - they're long gone.
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