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Spiral galaxy - Wikipedia


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

Spiral Galaxies - SDSS


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


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

Hubble Spies Spiral Galaxy | NASA


Nov 22, 2016 ... Spiral galaxy NGC 3274 is a relatively faint galaxy located over 20 million light- years away in the constellation of Leo (The Lion).

Spiral Galaxy | COSMOS

astronomy.swin.edu.au/cosmos/S/spiral galaxy

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 ...

What process creates and maintains the beautiful spiral arms ...


Before delving into an answer, it is important to note that the spiral arms of galaxies are not fixed, solid objects; rather, they are patterns of bright stars and gas ...

normal spiral galaxy | astronomy | Britannica.com


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 ...

Galaxies, Galaxy Information, Galaxy Facts, News, Photos ... - Science


A composite image of the Messier 81 (M81) galaxy shows what astronomers call a "grand design" spiral galaxy, where each of its arms curls all the way down ...

Spiral Galaxy NGC 3982 - Amazing Space


spiral pattern exemplified by spiral galaxy NGC 3982 on the front of the lithograph is the first to ... spiral galaxies show considerable variation in their patterns.

Classification of Galaxies


Apr 18, 2000 ... There are three main types of galaxies: Elliptical, Spiral, and Irregular. Two of these three types are further divided and classified into a system ...

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Spiral Galaxy Facts & Definition - 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


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 Galaxies - Windows to the Universe


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 ...