THE Crab Nebula in Taurus, which has the distinction of being No. 1 in Messier's Catalogue, is of peculiar interest, as is shown by articles published respectively in L'Astronomie (August 1939 ...

A pulsar's radiation is getting refracted by plasma in the magnetosphere. Historical records from around the world describe a bright star appearing in the sky in the year 1054. Today, astronomers ...

But this wasn't just any supernova. It was a supernova that would eventually lead to the formation of the Crab Nebula — a collage of interstellar gas and dust illuminated by the energy expelled during ...

Historical records from around the world describe a bright star appearing in the sky in the year 1054. Today, astronomers are confident that what our ancestors were seeing was, in truth, a star ...