EditorialAn undated image provided by NASA shows an artist?s conception of seven rocky exoplanets 40 light-years from Earth that make up the TRAPPIST-1 system. (NASA/JPL-Caltech via The New York Times)
EditorialAn image provided by NASA shows an artist’s concept of the Trappist-1 planetary system, seven Earth-like planets circling a dwarf star 40 light-years away, discovered by the Spitzer Space Telescope in 2017. (NASA/JPL-Caltech via The New York Times)
EditorialAn image provided by NASA shows an artist’s concept of the Trappist-1 planetary system, seven Earth-like planets circling a dwarf star 40 light-years away, discovered by the Spitzer Space Telescope in 2017. (NASA/JPL-Caltech via The New York Times)