Newly forming star has spiral arms like a tiny galaxy

Newly forming star has spiral arms like a tiny galaxy
By Paul M. Sutter

Protoplanetary disks – where young stars are forming their families of planets – usually form concentric rings of gaps. But astronomers have recently spotted a surprising situation: an adolescent star surrounded by galaxy-like spiral arms. As stars just begin to warm up, they surround themselves with layers upon swaddling layers of dust and gas. Very …

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August 9, 2020 at 12:07AM
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