What is a pulsar?- Animated Description

A pulsar is a fast spinning neutron star which is the small, extremely dense remainder of much more massive star. A teaspoon of matter from a neutron star weighs as much as Mount Everest. Check out this cool video from NASA Astrophysics. 













(If you find any error or miscalculation in this article then please feel free to share in comment and if you want to expand this article then comment below)