An international team of researchers has discovered an ultra-luminous supernova in a distant galaxy some 9.5 billion light-years away and used it as a tool to study the interstellar medium of the host galaxy. Pre-explosion image of the PS1-11bam’s host galaxy (Pan-STARRS1 Medium-Deep Survey / E. Berger et al) This supernova, dubbed PS1-11bam, is the most distant stellar explosion of its kind ever studied. Ultra-luminous supernovae belong to a relatively...
