Orion arm


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Orion arm

See Galaxy.

Orion arm

[ə′rī·ən ‚ärm]
(astronomy)
The spiral arm of the Milky Way Galaxy that has a spur in which the sun is located. Also known as local arm.
References in periodicals archive ?
Caption: Spiral arm Star-forming regions (blue) trace out the Orion Arm of the Milky Way, where the sun (red circle) is.
The Solar System is located within the disk, about 27,000 light-years from the Galactic Center, on the inner edge of one of the spiral-shaped concentrations of gas and dust called the Orion Arm.
Our solar system is located on the inner edge of the Orion Arm of the Milky Way Galaxy.
Danger to their own Orion Arm has been detected, although through unreliable channels, and information about this threat is believed to be found in the Sagittarius Arm along with the possibility of Builder artifacts.
Our solar system is currently passing through one of our galaxy's lesser spiral arms, which is called (among many other aliases) the Orion-Cygnus Arm, Local Arm, Orion Arm, or Orion Spur.
And the Orion-Cygnus Arm is often called the Orion Arm, Orion Spur, or Local Arm.
This is because the Orion Arm of the Milky Way, on whose edge we reside, crosses our sky on winter evenings.
NGC 1513 is 4,300 light-years away, on the opposite side of the Orion Arm from our solar system.
Some 28,000 light-years from the galactic center, or roughly a third of the way from the center to the outer edge, we are within what is known as the Orion Arm.
The Crescent Nebula lies about 4,700 light-years from Earth, deep within our galaxy's Orion Arm.
Then of the entire solar system traveling roughly northward, with the rest of the Orion Arm of the Milky Way, "upward" around the vast Ferris wheel of our galaxy.