Topic: Spiral Galaxy
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What is a Spiral Galaxy?
A spiral galaxy is one that has a center with arms that form the spiral. It is the same type of galaxy that forms our very own Milky Way galaxy. Read More »
Source: http://answers.ask.com/Science/Astronomy/what_is_a_spiral_galaxy
How to Classify Spiral Galaxies
Classifying Spiral Galaxies Observe the galaxy's nuclear bulge. The nuclear bulge is the galaxy's center portion. If it is large and prominent, the galaxy is an Sa spiral galaxy. If it is moderate in size, the galaxy is an Sb spiral galaxy.... Read More »
Source: http://www.ehow.com/how_5863459_classify-spiral-galaxies.html
How to Determine the Age of Spiral Galaxies
Spiral galaxies, including our Milky Way, have centrally bulging disks with rotating spiral arms. Calculating their exact ages is currently difficult, if not impossible. They cannot be older than the universe -- 13.7 billion years. Spectrom... Read More »
Source: http://www.ehow.com/how_7282431_determine-age-spiral-galaxies.htm...
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Spiral Galaxy
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Answers to Other Common Questions
The nearest spiral galaxy to the Milky Way/ The Earth is M31 aka Andromeda. You can see all of the galaxies (Spiral, irregular, and elliptical) in our Local Group here: http://abyss.uoregon.edu/~js/glossary/local_group.html The nearest spir...
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Source: http://wiki.answers.com/Q/What_is_the_nearest_spiral_galaxy
There Known for being spirals retard its in the name
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Source: http://wiki.answers.com/Q/What_are_spiral_galaxies_known_for
Just like all galaxies, a spiral galaxy is made up of billions of stars. It will tend to have older stars in the middle whereas younger stars are found in the outer edges and in the spiral arms. See related link for more information.
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Source: http://wiki.answers.com/Q/What_are_spiral_galaxies_made_of
It's very difficult to answer this question as spiral galaxies have different ages. The Milky Way Galaxy - our galaxy - is approximately 13.2 billion years old, nearly as old as the Universe as a star HE 1523-0901, was estimated to be about...
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Source: http://wiki.answers.com/Q/How_old_is_a_spiral_galaxy
In a barred spiral galaxy the spiral arms begin from the ends of a bar rather than from the center of the galaxy. About 1/3rd of all spirals are barred,
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Source: http://wiki.answers.com/Q/What_is_a_barred_spiral_galaxy
Our own galaxy, the Milk Way, is a spiral galaxy. It is 100 000 light years in diameter and 1 000 lightyears thick. Andromeda, the biggest spiral galaxy in our local group is in 220 000 lightyears in diameter
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Source: http://wiki.answers.com/Q/How_big_is_a_spiral_galaxy
