![crab_nebula](https://www.astronomy.com/wp-content/uploads/sites/2/2023/02/crab_nebula.jpg)
The Crab Nebula (M1) is one of the sky’s most famous targets. It’s an expanding cloud of gas and dust that represents the outer layers of a star that exploded in A.D. 1054.
Cliff Wright
Bonsoir mesdames et messieurs! Mon nom est Charles Messier, et je … Excusez-moi! I forget that you are primarily an English-speaking audience. Let me start again. Good evening ladies and gentlemen! My name is Charles Messier, and I am known throughout Europe as a comet-hunter par excellence.