Supernova 1987A was first observed on 24 February 1987 and was the cataclysmic death of a blue supergiant star, some 168,000 light-years from Earth. Now, researchers created a time-lapse showing the aftermath of the supernova over a 25-year period, from 1992 to 2017.
Credit:
Yvette Cendes, Dunlap Institute for Astronomy & Astrophysics, University of Toronto
The Reacceleration of the Shock Wave in the Radio Remnant of SN 1987A
Y. Cendes, B. M. Gaensler, C.-Y. Ng, G. Zanardo, L. Staveley-Smith, and A. K. Tzioumis
Astrophysical Journal, DOI:10.3847/1538-4357/aae261
