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Definition
| a large, reddish star late in its life cycle |
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Definition
| a small, hot, dim star that is the leftover center of an old star |
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Definition
| Hertzsprung-Russell diagram, a graph that shows the relationship between a star's surface temperature and absolute magnitude |
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| the location, according to the H-R diagram, where most stars lie |
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Definition
| a gigantic explosion in which a massive star collapses and throws its outer layers into space |
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Definition
| a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons |
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Definition
| a rapidly spinning neutron star that emits rapid pulses of optical and radio energy |
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Definition
| an object so massive and dense that even light cannot escape its gravity |
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