The forces of rotation caused red hot masses of stones to be torn away from the Earth and to be thrown into the ether, and this is the origin of the stars.

— Anaxagoras 428 BC

Rosette Nebula

Rosette Nebula

Rosette Nebula AKA NGC numbers: 2237, 2238, 2239, and 2246. Within the nebula, open star cluster NGC 2244