T1R1A1J8E1C3T1O1R1I1E1S1
21 points
TRAJECTORIES is validvalid
TRAJECTORY, [n]
TRAJECTORY, the curve that a body (as a planet or comet in its orbit or a rocket) describes in space [n]
TRAJECTORY, [n]
TRAJECTORY, the curve that a body (as a planet or comet in its orbit or a rocket) describes in space [n]