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Spiral galaxies are the most common type of galaxy in the universe, making up 77 percent of all known galaxies. These galaxies have long arms that wrap around a bright bulging...

Types of Spiral Galaxies
Galaxies are large collections of stars, dust and gas held together by gravitational forces. Large galaxies may contain billions of stars, while small ones may have just a few hundred. They can be different shapes as well: spiral, elliptical, lenticular... More »
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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 ...

These galaxies are subdivided into classes based on how tightly the arms are wound, with the tightest classified as Sa and those with the most loosely wound arms as Sd. Some spiral galaxies have a "bar" passing through the center off which the spiral arms extend. Withi... More »
By John P. Millis, Ph.D, About.com Guide

Spiral Galaxies


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 Facts & Definition - Space.com


Aug 15, 2013 ... This Hubble Space Telescope photo of Messier 74 reminds us that spiral galaxies are some of the most beautiful and photogenic residents of ...

Spiral Galaxies


The figure below right shows a nice spiral galaxy, M100, which is in the Virgo cluster Another beautiful example of a spiral galaxy is M83. Presumably our own  ...

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 Galaxy | NASA


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 ...

Popular Q&A
Q: What are spiral galaxies known for?
A: There Known for being spirals retard its in the name. Read More »
Source: wiki.answers.com
Q: Where spiral galaxies are located?
A: Spiral galaxies are located through out the known universe. Galaxies in general are grouped together into clusters and in turn superclusters of galaxies. You ar... Read More »
Source: wiki.answers.com
Q: What are the parts of a spiral galaxy.
A: The PartsOf galaxy Is Natural Gases Nd parts OfChemical stars. Read More »
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Q: What is true of spiral galaxies.
A: They all have a black hole at their centre. It is not understood why stars at the outer edge of the galaxy rotate with the same speed as those nearer galactic c... Read More »
Source: www.answers.com
Q: What is at the center of the are spiral galaxie?
A: A spiral galaxy is shaped like a flat disk with a thicker bulge in the center. Bright spiral arms start from the center and then coil outward like a pinwheel. A... Read More »
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