The planetary scientist also shared another animation showing how the Earth and its Moon both orbit their barycentre. Written by: Mashable News Staff This article was originally published on M.

a planetary scientist at the Japanese space agency (JAXA), told Business Insider. "If we didn't orbit the sun, both days would be the same." He made the below animation to show how this works.

Planetary scientist James O'Donoghue is on a mission ... boil down the complex physics of our solar system into bite-sized animations. Two of his videos capture how fast each planet travels.