Young stars that jump the light fantastic. (stellar evolution)

Science News | January 20, 1990| | Copyright

Young stars that jump the light fantastic

Stellar evolution follows a balancing act: Gravity pulls a star's matter inward while hot gases inside push their way outward. Standard theory states that young stars continually radiate light. But new research and preliminary observations suggest that some budding stars don't emit much light. Instead, these youngsters may remain dim for long periods, keeping energy locked inside while pressure builds. Finally, over a period equivalent to an astronomical eyeblink, light as bright as 500 suns bursts forth from the star's ...

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