Some ‘water worlds’ like Jupiter’s moon Europa could potentially be habitable for life. NASA/JPL-Caltech/SETI Institute Daniel Apai, University of Arizona The search for life beyond Earth...
Artist’s impression of K2-18 b. NASA, ESA, CSA, Joseph Olmsted (STScI) Manoj Joshi, University of East Anglia; Andrew Rushby, Birkbeck, University of London, and Maria Di...