The Omega Nebula is an HII region in the constellation Sagittarius
It is located in the rich star fields of the Milky Way
And is considered one of the brightest and most massive star forming regions of our galaxy
The cloud of interstellar matter of which the nebula is part
Is roughly 40 lightyears in diameter and has a mass of 30,000 solar masses
And is between 5,000 and 6,000 lightyears from earth