How does Samus Aran turn into a ball? An investigation

[Æon]

With Metroid Dread bringing intergalactic bounty hunter Samus Aran back into the hearts and minds of the public, Metroid fans like yours truly have been fielding a lot of questions about her. I recently summarized Samus Aran's career prior to Metroid Dread, but one question has proved particularly difficult to answer, and that is the nature of Samus' morph ball mode. How can this muscle-bound Amazonian woman contract herself into such a tiny sphere?

https://www.polygon.com/22753392/metroid-dread-samus-aran-height-morph-ball-mode-nintendo-other-m-super-smash-bros