The Hubble Space Telescope has produced the most comprehensive survey of the Andromeda galaxy, revealing new clues about its history. The Hubble survey, assembled from over 1,000 orbits and ...
Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...
this galaxy is the largest and closest spiral galaxy to the Milky Way, spanning an astonishing 220,000 light-years across. The light reaching your eyes tonight left Andromeda 2.5 million years ago. At ...