https://static.noauthority.social/media_attachments/files/116/428/627/067/932/137/original/301c908a84697776.mp4
@nprofile1q...
Using propellant isn't the only method to increase velocity
https://en.wikipedia.org/wiki/Gravity_assist
Using propellant isn't the only method to increase velocity
https://en.wikipedia.org/wiki/Gravity_assist