Circumstellar disc

Artist's impression of a transitional disc around a young star.[1]

A circumstellar disc (or circumstellar disk) is a torus pancake or ring-shaped accumulation of matter that composed of gas, dust, planetesimals, asteroids or collision fragments in Orbit around a star.

Related pages

References

  1. "ALMA Reveals Planetary Construction Sites". Retrieved 21 December 2015.