... Hubble finds supernovae in "wrong place at wrong time" . In a complicated mystery of double star systems, merging galaxies, and twin black holes, astronomers are explaining a series of unusual supernovae found beyond the typical confines of their galaxies. ... A new analysis of 13 supernovae including archived data from NASA's Hubble Space Telescope is helping astronomers explain how some young stars exploded sooner than expected, hurling them to a lonely place far from their host galaxies. ...