A supernova is a stellar explosion, which occurs when the lives of some really massive stars come to an end. In this violent epilogue, the star expels the material from its outer layers by means of a shock wave, allowing us to see the various elements it was composed of.
Washington D.C. [USA], May 27 (ANI): Move aside, AT2018COW. There is a new astronomical transient in the universe, and it is faster, heavier and brighter at radio wavelengths than its mysterious predecessors.
Washington D.C. [USA], Jan 24 (ANI): Finally, the explanation around some unidentified features of one of the brightest stellar explosions one has ever come across is here. The Max Planck Institute for Astrophysics came up with the data on SN 2006gy.