This image from the NASA/ESA Hubble Space Telescope showcases Arp 122, an unusual galaxy formed by the merging of two galaxies: LEDA 59642 and the twisted, tilted spiral galaxy NGC 6040.
NASA has released new images of the full-scale prototypes of six telescopes slated to observe some of the universe’s tiniest fluctuations. On October 22, the agency showed off mock-ups of the Laser ...