There is some debate regarding gravitational self-interaction. This[1] post gives an overview of a proposal by Deur. Note though that while this is peer-reviwe

There is some debate regarding gravitational self-interaction. This[1] post gives an overview of a proposal by Deur. Note though that while this is peer-reviwed work, it's still contentious. [1]: https://astrobites.org/2020/08/17/the-alternative-to-dark-matter-may-be-general-relativity-itself/ https://astrobites.org/2020/08/17/the-alternative-to-dark-ma...