You showed 3 marbles

traditional helicopter has got two propellers

exist hexacopter

trio copter !!!

Nine marbles I don't know but what about 900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 marbels

Speak about one atom = nonsense
Gravitation = many palnets cooperate ( motion ??? )
Dark mattery ??? darkk mattery can be apparent points
milion years before very far far from Earth some bodies were in that point and send gravitation signal that we can measure but body is far far away from point where we look