Encyclopedia > Protoplanetary disc

Article Content

Protoplanetary disc

A protoplanetary disc (proplyd) is a disc of dust and gas which orbits a protostar, within a solar nebula. Such discs eventually condense into either asteroid belts, moons, or planets.

Featured Article

North Lindenhurst, New York

... living together, 12.2% have a female householder with no husband present, and 21.9% are non-families. 17.7% of all households are made up of individuals and 7.6% have ...