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Astronomy

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
show Outer space and everything in it.  
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show An object made of gas that gives off energy.  
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Nebula   show
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show A large grouping of stars in space.  
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show A galaxy with a bulge in the center and distinctive spiral arms.  
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Irregular Galaxy   show
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show A spherical or elongated-shaped galaxy.  
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Milky Way Galaxy   show
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Magnitude   show
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H – R Diagram   show
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show Main sequence star which the planets and other objects in our solar system revolve.  
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Luminosity   show
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Big Bang   show
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show Young star still gathering mass  
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Main Sequence Star   show
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Red Giant   show
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show Stage after red giant. Remaining core of red giant.  
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show Stage after red supergiant. Explosion that throws out elements into space.  
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show Stage after supernova. Core collapses on itself. Intense gravitational pull not even light escapes.  
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show Stage after white dwarf.  
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Neutron Star   show
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Created by: NEISDSci
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