High-mass stars are formed not from dust disk but from debris

A Dutch-led team of astronomers has discovered that high-mass stars are formed differently from their smaller siblings. Whereas small stars are often surrounded by an orderly disk of dust and matter, the supply of matter ...

'Yellowballs' offer new insights into star formation

A serendipitous discovery by citizen scientists has provided a unique new window into the diverse environments that produce stars and star clusters, revealing the presence of "stellar nurseries" before infant stars emerge ...

Astronomer publishes survey of young stars

An international research group led by a postdoctoral fellow in the University of Virginia's Department of Astronomy identified a rich organic chemistry in young disks surrounding 50 newly formed stars.

Many planetary systems prematurely evaporate into thin air

When stars are born, large clouds of gas and dust form that are known as circumstellar discs. Research by Ph.D. candidate Francisca Concha-Ramírez shows that strong radiation from neighboring stars soon evaporates the dust ...

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