The Sword of Orion, part of the constellation Orion the Hunter, is a striking feature that includes a number of magnificent celestial objects. It lies just below Orion's Belt and is dominated by the Orion Nebula M42, one of the most famous star-forming regions in the night sky. Here's a summary of its main components making up this portion of Orion.

The Orion Nebula (M42) is a bright diffuse nebula visible to the naked eye.   Located approximately 1,350 light-years from Earth, it is a stellar nursery where new stars are being born. and contains the Trapezium Cluster (not clearly revealed in this image), a group of young, massive stars illuminating the nebula. 

The Running Man Nebula (NGC 1977), named as such due to it appearance as a silhouette resembling a running man, is another beautiful reflection nebula situated just above the Orion nebula.

De Mairan’s Nebula (M43) is the smaller, round nebula adjacent to M42.  This nebula is considered part of the Orion Nebula complex but separated by a dark lane of dust.  

Open star cluster (NGC 1981) is seen at the northern edge and open star cluster (NGC 1980) at the southern edge of the Sword region.

Together, these objects create a vibrant and dynamic area of the sky, easily observed visually through binoculars or small telescopes, especially during the winter months in the Northern Hemisphere.