noun
orbit; trajectory
Used in astronomy and physics for the path of a celestial body or projectile.
人工衛星は地球の軌道を回っている。
The artificial satellite is orbiting the Earth.
noun
railroad track; rail
Refers to the physical rails or track structure for trains.
台風で軌道が寸断された。
The railroad track was severed by the typhoon.
noun
right track; proper course
Figurative use, often in the phrase 軌道に乗る meaning to get on the right track or proceed smoothly as planned.
See also: 軌道に乗る
新事業がようやく軌道に乗った。
The new business has finally gotten on the right track.