The path or trajectory of a celestial body or satellite around another body; an orbit or trajectory.
人工衛星は地球の軌道を周回している。
The artificial satellite is orbiting the Earth.
彗星の軌道を計算して接近の時期を予測した。
They calculated the comet's trajectory and predicted when it would approach.
The track or rails used by railways or trams; the physical path for trains (railroad track).
路面電車は市内の軌道をゆっくりと走る。
The tram runs slowly along the city's tracks.
老朽化した軌道の修理が必要だ。
Repairs are needed for the aging tracks.
A figurative meaning for being on the right course or in a stable, proper state (e.g., 'to get on track').
プロジェクトがようやく軌道に乗り始めた。
The project has finally begun to get on track.
経済は回復し、国の政策も軌道に戻った。
The economy recovered and national policies returned to the proper course.