Is Early Earth a Model for Emerging Life on Alien Planets?
“The Archean Eon stands out for being so incredibly distant, and incredibly distinct, from modern Earth,” University of Washington astrobiologist, Tyler Robinson, told The Daily Galaxy about the eon when life on Earth likely emerged. “The conditions on this near-alien version of Earth are so unique that the James Webb Space Telescope (JWST) should be able to distinguish Archean-like features from signatures more synonymous with modern Earth, Mars, or Venus.