Type II Supernovae Explode in Lopsided Fashion, Astronomers Say

New observations of the remnant of Supernova (SN) 1987A from NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) are confirming predictions made at the California Institute of Technology that supernova events of this type, called Type II supernovae, are inherently asymmetrical, a phenomenon that had been difficult to prove before now. The remnant of SN 1987A is [...] —> Read More