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NGC 6744 (also known as Caldwell 101) is an
intermediate spiral galaxy
An intermediate spiral galaxy is a galaxy that is in between the classifications of a barred spiral galaxy and an unbarred spiral galaxy. It is designated as SAB in the galaxy morphological classification system devised by Gerard de Vaucouleur ...
about 30 million
light-year
A light-year, alternatively spelled light year, is a large unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometers (), or 5.88 trillion miles ().One trillion here is taken to be 1012 ...
s away
[ in the ]constellation
A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object.
The origins of the e ...
Pavo (Peacock). It is considered as a Milky Way
The Milky Way is the galaxy that includes our Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye ...
mimic in the immediate vicinity, displaying flocculent (fluffy) arms and an elongated core. It also has at least one distorted companion galaxy (NGC 6744A) superficially similar to one of the Magellanic Clouds
The Magellanic Clouds (''Magellanic system'' or ''Nubeculae Magellani'') are two irregular dwarf galaxies in the southern celestial hemisphere. Orbiting the Milky Way galaxy, these satellite galaxies are members of the Local Group. Because both ...
.James Dunlop
James Dunlop FRSE (31 October 1793 – 22 September 1848) was a Scottish astronomer, noted for his work in Australia. He was employed by Sir Thomas Brisbane to work as astronomer's assistant at his private observatory, once located at Paramat ...
on 30 June 1826.Virgo Supercluster
The Virgo Supercluster (Virgo SC) or the Local Supercluster (LSC or LS) is a mass concentration of galaxies containing the Virgo Cluster and Local Group, which itself contains the Milky Way and Andromeda galaxies, as well as others. At least ...
.
See also
* NGC 2336 - another spiral galaxy of similar size and shape
* NGC 1232
NGC 1232 is an intermediate spiral galaxy about 60 million light-years away in the constellation Eridanus. It was discovered by German-British astronomer William Herschel on 20 October 1784.
It is dominated by millions of bright stars and dark ...
* SPT0418-47 - a spiral galaxy of similar size and shape when the universe was 1.4 billion years old
* UGC 12158
UGC 12158 or PGC 69533 is an Sb-type barred spiral galaxy located approximately away from Earth in the constellation of Pegasus. Its tight spiral disk spans approximately across, whose scale at heliocentric distance is about 36.9 kiloparsecs p ...
References
External links
*
NGC 6744, a Milky Way-like spiral galaxy
( Wise image of NGC 6744)
A spiral galaxy that resembles our Milky Way
(1 June 2011)
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*
{{DEFAULTSORT:NGC 6744
Virgo Supercluster
Intermediate spiral galaxies
Pavo (constellation)
6744
62836
101b
Astronomical objects discovered in 1826