Barnard's Loop

Introduction
Barnard's Loop, also known as Sh 2-276, is an Emission Nebula located in The Orion Nebula. Barnard's Loop is located around 518 Light Years or 1434 Light Years from Earth. Barnard's Loop has a radius of  around 50 Light Years to 150 Light Years. Barnard's Loop is a piece of The Orion Molecular Cloud Complex. Barnard's Loop is believed to be from a Supernova Explosion 2 Million Years ago.