than 2.2 billion light-years away, for more than 13 hours. The gravity of the cluster’s trillion stars, plus dark matter, acts as a 2-million-light-year-wide “lens” in space. This “gravitational lens” ...
A member of a galactic quartet steals the show in a stunning new image from the Hubble Space Telescope. The irregular galaxy, NGC 2814, takes center stage in the new Hubble view, which excludes its ...
Though a doomed star exploded some 20,000 years ago, its tattered remnants continue racing into space at breakneck speeds – and NASA’s Hubble Space Telescope has caught the action. The nebula, called ...