Fri, 09/29/2023 - 12:10 Gizmodo Behold a galactic onion: the shell galaxy NGC 3923, spotted by the Cerro Tololo Inter-American Observatory’s Dark Energy Camera (DECam) at a distance of about 70 million light-years from Earth.Read more... Tags galaxy, gravitational lens, physical cosmology, large scale structure of the cosmos, edwin hubble, spiral galaxy, hydra, ngc, dark matter, atlas of peculiar galaxies, elliptical galaxies, einstein ring Source Shell Galaxy Reveals Its Onion-Like Layers to Dark Energy Camera
