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abstraction > hypothesis > theory > astronomy theory > galaxy theory > explosive galaxy formation |
explosive galaxy formation comparison table |
Subject | is a kind of | has definition |
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galaxy theory | astronomy theory | |
explosive galaxy formation | galaxy theory | A theory of galaxy formation wherein the explosion of a large number of stars creates a giant shock wave that travels outward and compresses the surrounding gas. Galaxies form in the regions of high-density gas. |
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