Up arrow to continue the project Down arrow to go back to the previous motion Btw if there is a glitch of the binary stars at the beginning, please press the green flag again.
It was for school, and the sources are down below: https://www.theatlantic.com/science/archive/2017/07/hypervelocity-stars/532620/ https://www.space.com/19748-hypervelocity-stars-milky-way.html https://www.cfa.harvard.edu/research/oir/hypervelocity-stars
