Chinese, Japanese, and Native American observers record the appearance of a supernova ... visible today as the Crab Nebula. Within the nebula, astronomers have found a pulsar, the ultra-dense ...
which today we refer to as the Crab Nebula. As of now, the material ejected in the supernova explosion has spread out over a volume of approximately 10 light years in diameter, and incredibly ...
The most famous supernova seen from Earth occurred in 1054. Its remnants can still be seen as the Crab Nebula (M1 ... into space with a spinning pulsar at its core, we know it was seen by humans ...
It's the heart of the Crab Nebula, called the Crab Pulsar. About 1,000 years ago, astronomers recorded a supermassive star going supernova — exploding and spewing its blazing hot guts into space.
A graduate student, Jocelyn Bell, and her professor, Anthony Hewish, discover intense pulsating sources of radio energy, known as pulsars. Pulsars were the first known examples of neutron stars ...