protoplanetary disk

(redirected from Circumstellar disc)
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protoplanetary disk

[‚prōd·ō‚plan·ä‚ter·ē ′disk]
(astronomy)
References in periodicals archive ?
Structures in the dusty circumstellar disc, which could be caused by interactions between the planet and the disc, were revealed close to the detected protoplanet.
Such jets ejected from young stars, generally indicate the presence of a circumstellar disc,"said Karl Menten.
These are of particular interest as the mechanisms which lead to the formation and decay of the circumstellar discs, which produce the characteristic emission lines, are poorly understood.