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The top documents tagged [dark nebulae]
Astronomy - August 2013 (40th Anniversary Issue)(Gnv64)
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Nebulas are made up of gas left behind by stars forming or exploding There are different classes of Nebulas The classes are: Reflection Nebulae, Emission
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Chapter 11 The Lives of Stars. What do you think? Where do stars come from? Do stars with greater or lesser mass last longer?
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