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Omega Nebula

File:VST_image_of_the_spectacular_star-forming_region_Messier_17_(Omega_Nebula).jpg · Wikimedia Commons · See Wikimedia Commons

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Omega Nebula

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Also known as Swan Nebula, Checkmark Nebula, Lobster Nebula, Horseshoe Nebula, Messier 17, M17

H II region in the constellation Sagittarius, discovered by Philippe Loys de Chéseaux

AI overview

The Omega Nebula is a glowing cloud of gas located in the constellation Sagittarius that was discovered by Philippe Loys de Chéseaux. It represents an important example of the types of stellar nurseries where new stars form in our galaxy.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Part of
Milky Way
Constellation
Sagittarius
Distance from Earth
1814
Image
VST image of the spectacular star-forming region Messier 17 (Omega Nebula).jpg
Show 13 more facts
declination component of proper motion
-1.74
Commons category
Omega Nebula
catalog code
WEB 15351
radial velocity
7.2
discoverer or inventor
Jean-Philippe de Cheseaux
time of discovery or invention
1745-00-00
Commons gallery
Messier 17
apparent magnitude
6.0
right ascension
275.1958
declination
-16.1717
epoch
J2000.0
different from
Omega
right ascension component of proper motion
1.79
Sources (3)

via Wikidata · CC0

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Encyclopedic overview

The Omega Nebula is an H II region in the constellation Sagittarius. It was discovered by Philippe Loys de Chéseaux in 1745. Charles Messier catalogued it in 1764. It is by some of the richest starfields of the Milky Way, figuring in the northern two-thirds of Sagittarius. This feature is also known as the Swan Nebula, Checkmark Nebula, Lobster Nebula, and the Horseshoe Nebula, and catalogued as Messier 17 or M17 or NGC 6618.

Characteristics

Excerpted from Wikipedia’s “Omega Nebula” article, available under the CC BY-SA 4.0 licence.

Gallery (8)