On winter evenings, Orion is one of the easiest star patterns to find in the sky. Its identifying feature is a row of three stars which make up the belt of the legendary hunter, Orion. Above the ...

The Orion Bar is essentially the edge of an astronomically large bubble carved out by some of the massive stars that power the nebula.

Helix Nebula: This a planetary nebula, which is formed when a star like the Sun runs out of fuel, expands and its outer layers puff off, and then the core of the star shrinks. Orion Nebula ...