Very thin galaxies
Abstract
The stability of spiral galaxies was a foundational motivation to invoke dark matter: a thin disk of self-gravitating stars is unstable unless embedded in a dark matter halo. Modified dynamics can also stabilize galactic disks.
Fields of Study & Subjects
Astronomy and Astrophysical Research
Galaxies: Formation
Evolution
Phenomena
Dark Matter and Cosmic Phenomena
Publication details
- Publication date
- 2 January 2026