The Crab Nebula was formed when it's host star exploded as a supernova [See related question]
The crab nebula was formed by a supernova that was first seen in 1054.
The Crab Nebula is a nebula.
The Crab Nebula was first observed in 1731.
"The Crab" is a nebula.
At the centre of the Crab Nebula is the neutron star - Crab pulsar.
The crab nebula.
The crab nebula is estimated to be about 6,300 light year away.
The Crab Nebula or SN1054 is still visible with telescopes.
The crab nebula is the debris formed in the supernova explosion.
The star that created the Crab nebula exploded in the year 1054
The Crab Nebula is a supernova remnant and pulsar wind nebula.
The Crab Nebula's longitude is 184.6 and its latitude is -5.80, in the third galactic quadrant.
The crab, after the crab nebula.