These images, taken by NASA’s Hubble Space Telescope, show an arc of blue light behind an extremely massive cluster of galaxies residing 10 billion light-years away. (Image credit: NASA/ESA/University of Florida, Gainsville/University of Missouri-Kansas City/UC Davis)
Home These images, taken by NASA’s Hubble Space Telescope, show an arc of blue light behind an extremely massive cluster of galaxies residing 10 billion light-years away. (Image credit: NASA/ESA/University of Florida, Gainsville/University of Missouri-Kansas City/UC Davis) These images, taken by NASA's Hubble Space Telescope, show an arc of blue light behind an extremely massive cluster of galaxies residing 10 billion light-years away. (Image credit: NASA/ESA/University of Florida, Gainsville/University of Missouri-Kansas City/UC Davis)