protostars in A Sentence

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    At this stage, the ball of gas is known as a protostar.

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    Over the course of millions of years, these Protostars settle down into a state of equilibrium, becoming what is known as a main-sequence star.

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    Over the course of millions of years, these Protostars settle down into a state of equilibrium, becoming what is known as a main sequence star.

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    The central area of RCW 38 is visible here as a bright, blue-tinted region, an area inhabited by numerous very young stars and Protostars that are still in the process of forming.

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    Eventually, two of these stars either grazed each other or collided, triggering a powerful eruption that launched other nearby Protostars and hundreds of giant streamers of dust and gas into interstellar space at speeds greater than 150 kilometers per second.

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