Hubble Finds Supernova Companion Star after Two Decades of Searching

Hubble Finds Supernova Companion Star after Two Decades of Searching
Baltimore MD (SPX) Sep 11, 2014 - Using NASA's Hubble Space Telescope, astronomers have discovered a companion star to a rare type of supernova. The discovery confirms a long-held theory that the supernova, dubbed SN 1993J, occurred inside what is called a binary system, where two interacting stars caused a cosmic explosion. "This is like a crime scene, and we finally identified the robber," said Alex Filippenko, professor ... more

---