The Orion Nebula M42 (right) is actually part of a much larger nebula that is known as Cluster Orion Molecular Cloud and extends throughout the constellation, including the Barnard's Loop, Horse Head Nebula (left) and the Flame Nebula. Astrogenesis observed in the entire area of Orion Nebula. For full size and technical details look here : http://astrofarma.gr/en/m42-wide-field
Farmakopoulos Antonis