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Concept information

Astrophysical processes > Gravitation > Newtonian gravitation > Gravitational instability

Preferred term

Gravitational instability  

Definition

  • The process by which fluctuations in an infinite medium of size greater than a certain length scale (the Jeans length) grow by self-gravitation. (en)

Broader concept

Contributor

Editorial note

URI

http://astrothesaurus.org/uat/668

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