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EspañolORION ARM
:''For an article on the website, see Orion's Arm''
The 'Orion Arm' is a minor spiral arm of the Milky Way galaxy. The Solar System and Earth are within the Orion Arm. It is also referred to as the ''Local Arm'' or the ''Orion Spur''.
The Orion Arm is named for its proximity to the stars in the Orion constellation. It is located between the Sagittarius Arm and the Perseus Arm, two of the four major arms of the Milky Way. Within the Orion Arm, the solar system and Earth are located close to the inner rim in the Local Bubble, approximately 8000 parsecs from the galactic center.
The Orion arm contains a number of Messier objects:
★ The Butterfly Cluster (M6)
★ The Ptolemy Cluster (M7)
★ Open Cluster M23
★ Open Cluster M25
★ The Dumbbell Nebula (M27)
★ Open Cluster M29
★ Open Cluster M34
★ Open Cluster M35
★ Open Cluster M39
★ Winnecke 4 (M40)
★ Open Cluster M41
★ The Orion Nebula (M42)
★ The De Mairan's Nebula
★ The Beehive Cluster (M44)
★ The Pleiades (M45)
★ Open Cluster M46
★ Open Cluster M47
★ Open Cluster M48
★ Open Cluster M50
★ The Ring Nebula (M57)
★ Open Cluster M67
★ M73
★ The Little Dumbbell Nebula (M76)
★ Diffuse Nebula M78
★ Open Cluster M93
★ The Owl Nebula (M97)
★ List of Messier objects
★ Messier Objects in the Milky Way (SEDS)
'Structure of the Milky Way' - In this diagram, the Orion Arm is labelled "Local Spur". The position of the Solar System is indicated by the yellow dot.
The 'Orion Arm' is a minor spiral arm of the Milky Way galaxy. The Solar System and Earth are within the Orion Arm. It is also referred to as the ''Local Arm'' or the ''Orion Spur''.
The Orion Arm is named for its proximity to the stars in the Orion constellation. It is located between the Sagittarius Arm and the Perseus Arm, two of the four major arms of the Milky Way. Within the Orion Arm, the solar system and Earth are located close to the inner rim in the Local Bubble, approximately 8000 parsecs from the galactic center.
The Orion arm contains a number of Messier objects:
★ The Butterfly Cluster (M6)
★ The Ptolemy Cluster (M7)
★ Open Cluster M23
★ Open Cluster M25
★ The Dumbbell Nebula (M27)
★ Open Cluster M29
★ Open Cluster M34
★ Open Cluster M35
★ Open Cluster M39
★ Winnecke 4 (M40)
★ Open Cluster M41
★ The Orion Nebula (M42)
★ The De Mairan's Nebula
★ The Beehive Cluster (M44)
★ The Pleiades (M45)
★ Open Cluster M46
★ Open Cluster M47
★ Open Cluster M48
★ Open Cluster M50
★ The Ring Nebula (M57)
★ Open Cluster M67
★ M73
★ The Little Dumbbell Nebula (M76)
★ Diffuse Nebula M78
★ Open Cluster M93
★ The Owl Nebula (M97)
Image of the Orion and neighbouring arms
| Contents |
| See also |
| External links |
See also
★ List of Messier objects
External links
★ Messier Objects in the Milky Way (SEDS)
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