The Crab Pulsar.
Mar. 26th, 2005 01:07 am![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png){kind=small}
theweaselking
With more mass than the Sun and the density of an atomic nucleus, the spinning pulsar is the collapsed core of a massive star that exploded, while the nebula is the expanding remnant of the star's outer layers. The supernova explosion was witnessed in the year 1054.