Meanwhile the Crab Nebula has been identified as the result of the 1054 supernova that stunned the ancient world. Some elements are only made in the stellar furnace of a supernova. Obdurate iron ...
These explosions, called supernovae, are important to the evolution of galaxies because they distribute all the common elements such as oxygen, carbon, nitrogen, calcium, and iron into ...
New observations, reported in the Nov. 1 Astrophysical Journal Letters, capture the 3-D structure and motion of debris left in the wake of a supernova that was seen to detonate almost 900 years ago.