The Horsehead Nebula is a dark nebula in the constellation Orion. The nebula is located just to the south of the star Alnitak, which is farthest east on Orion's Belt, and is part of the much larger Orion Molecular Cloud Complex. Magnitude 6.8
Discovered 1888
Distance to Earth 1,500 light years
Right ascention 5h 40m 59s
Discoverer Williamina Fleming source:esa
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