Robuta

https://oikofuge.com/ellipticalsync-2/ The Oikofuge: Synchronous rotation in elliptical orbit synchronous rotation elliptical orbit https://experts.arizona.edu/en/publications/cycloidal-cracks-on-europa-improved-modeling-and-non-synchronous-/ Cycloidal cracks on Europa: Improved modeling and non-synchronous rotation implications -... cracks on synchronous rotation cycloidal europa improved