Researchers at the Carl Sagan Institute identified 45 Earth-like worlds in habitable zones among about 6,000 known exoplanets, with four nearby candidates—TRAPPIST-1 d, e, f and g about 40 light-years away—while interstellar travel would take roughly… #aliens #dailystar #ovni #uap #ufo #ufosky #usa https://ufo-uap.news/BNFl.html