Hubble Confirms Two Solitary Supernovae

New observations with the Advanced Camera for Surveys on the NASA/ESA Hubble Space Telescope confirm that two Type Ia supernovae discovered six years ago exploded in the intergalactic space, having been ejected from their host galaxies millions of years earlier. The observations confirm the discovery in 2009 of two hostless supernovae by a team of [...] —> Read More