Orion Arm

Observable Universe → Pisces-Cetus Supercluster Complex → Laneakea Supercluster → Local Group → Milky Way
The Orion Arm is a spiral arm of the Milky Way. It contains the following stellar belts, open clusters, nebulae and solar systems:
* Gould Belt (stellar belt)
* Butterfly Cluster (open cluster)
* Ptolemy Cluster (open cluster)
* Dumbbell Nebula (planetary nebula)
* Winnecke 4 (solar system)
* Orion Molecular Cloud Complex (stellar cloud complex)
Category:Observable Universe
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