Give me a lever long enough and a place to stand and I can move the Earth

— Archimedes 200 BC

Bubble In Cassiopea

By marzulloj at Sun, 09/01/2013 - 10:09am
Bubble In Cassiopea

The bubble nebula in Cassiopea, also known as Caldwell 11.

Two hours H Alpha exposure through a 5" refractor and Starlight express CCD camera.