In a new study published in The Astrophysical Journal, astronomers propose looking for greenhouse gases in the atmospheres of exoplanets using tools like the James Webb Space Telescope (JWST). But rather than searching for an advanced species suffering the consequences of climate change, such gases might be a sign of something else: terraforming. Terraforming isContinue reading “Greenhouse gases could indicate alien life — if we ever find them”
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