Physics, 18.09.2019 23:00, phelanpearson3995

Aprotostar is
1.a region of space from which light cannot escape
2.a small star that will continue as a main sequence star for hundreds of billions of years
3.a star with a core of neutrons
4.the stage after a star completes its main sequence existence
5.the stage before a star becomes a main sequence star

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Aprotostar is
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2.a small star that wi...

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