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Spiral galaxy

en.wikipedia.org/wiki/Spiral_galaxy

A spiral galaxy is a certain kind of galaxy originally described by Edwin Hubble in his 1936 work The Realm of the Nebulae and, as such, forms part of the ...

Spiral Galaxies - SDSS

cas.sdss.org/dr6/en/proj/basic/galaxies/spirals.asp

The most common type of galaxy is called a "spiral galaxy." Not surprisingly, spiral galaxies look like spirals, with long arms winding toward a bright bulge at the ...

Spiral Galaxy | NASA

www.nasa.gov/multimedia/imagegallery/image_feature_2132.html

Dec 16, 2011 ... Resembling festive lights on a holiday wreath, this NASA/ESA Hubble Space Telescope image of the nearby spiral galaxy M74 is an iconic ...

Spiral Galaxies - Windows to the Universe

www.windows2universe.org/the_universe/Spirals.html

Spiral galaxies may remind you of a pinwheel. They are rotating disks of mostly hydrogen gas, dust and stars. Through a telescope or binoculars, the bright ...

normal spiral galaxy | astronomy | Britannica.com

www.britannica.com/topic/normal-spiral-galaxy

Spirals are characterized by circular symmetry, a bright nucleus surrounded by a thin outer disk, and a superimposed spiral structure. They are divided into two ...

Spiral Galaxy Facts - Softschools

www.softschools.com/facts/space/spiral_galaxy_facts/438/

Spiral galaxies get their name by the fact that they have a spiral or whirl shape. The "arms" of the spiral are the areas where stars are formed. These arms appear  ...

Spiral galaxy | Define Spiral galaxy at Dictionary.com

www.dictionary.com/browse/spiral-galaxy

Spiral galaxy definition, a galaxy having a spiral structure. See more.

Spiral galaxy - definition of spiral galaxy by The Free Dictionary

www.thefreedictionary.com/spiral galaxy

A galaxy consisting of a rotating flattened disk with a central bulge made up mostly of old stars, from which extend two or more spiral arms made up mostly of  ...

Super Spiral Galaxies - Sky & Telescope

www.skyandtelescope.com/astronomy-news/super-spiral-galaxies-1803201623/

Mar 18, 2016 ... Astronomers have identified 53 “super spirals” — spiral galaxies that are huge and incredibly luminous — as part of a project exploring ...

New class of enormous spiral galaxies discovered

newatlas.com/super-spiral-galaxies/42372/

Mar 18, 2016 ... Astronomers have discovered an entirely new breed of super massive galaxies that had previously been hiding in plain sight among spiral ...

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Spiral Galaxy Facts & Definition - Space.com

www.space.com

Aug 15, 2013 ... A spiral galaxy has a distinct winding shape. Most of the galaxies observed by astronomers are spiral galaxies.

What is a spiral galaxy? | Cool Cosmos

coolcosmos.ipac.caltech.edu

Spiral galaxies get their name from the shape of their disks. In a spiral galaxy, the stars, gas and dust are gathered in spiral arms that spread outward from the ...

Spiral Galaxy | COSMOS

astronomy.swin.edu.au

When Hubble developed his classification system for galaxies based on their appearance in optical light, he divided the spirals into those in which the spiral arm ...