lucysdiamond: “The Crab Nebula is the remains of star that went supernova, which was seen from Earth in the year 1054. At the center, is a pulsar, which is only about the size of Washington DC and spins 30 times a second. The energy emitted from
lucysdiamond: “The Crab Nebula is the remains of star that went supernova, which was seen from Earth in the year 1054. At the center, is a pulsar, which is only about the size of Washington DC and spins 30 times a second. The energy emitted from