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Astronomers See Planet Formation ‘Time Zero’ in an Alien Solar System


Observations of a baby star may show the earliest stages of planet formation that astronomers have ever seen

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Using JWST and ALMA, an international research team, including astronomers from the University of Michigan, detected silicon monoxide condensing into solids around baby star HOPS-315—the earliest direct evidence of planetesimal formation ever observed outside our solar system.

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