This planetary nebula, M2-9, formed 'only' 1,200 years ago. Most planetary nebula we can see formed tens of thousands of years ago.

It is caused by the interaction of two stars in its center, orbiting each other at relatively short distance.

Hubble pics credit: Bruce Balick (Univ. of Washington), Vincent Icke (Leiden Univ., The Netherlands), Garrelt Mellema (Stockholm Univ.), and NASA