It's a galactic "trainwreck." The 42,208 by 9,870 pixel panorama features 200 million stars, a mere fraction of the one trillion stars in the Andromeda galaxy overall (via PetaPixel). The galaxy ...
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 ...
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 ...