Accretion (astrophysics)

ALMA image of HL Tauri, a protoplanetary disk

In astrophysics, accretion is the accumulation of particles into a massive object by gravitationally attracting more matter, typically gaseous matter, into an accretion disk.[1][2] Most astronomical objects, such as galaxies, stars, and planets, are formed by accretion processes.

  1. ^ Cite error: The named reference eso20080808 was invoked but never defined (see the help page).
  2. ^ Cite error: The named reference Masters 2010 was invoked but never defined (see the help page).

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