low orbit; low Earth orbit; LEO
Technical term in astronautics and satellite engineering. Often used in contrast with 静止軌道 (geostationary orbit) or 中軌道 (medium Earth orbit).
Many communication satellites orbit in low Earth orbit.
Reentry from low orbit requires advanced thermal protection.
Medium Earth orbit, between low orbit and geostationary orbit.
low Earth orbit
Compound of 低 (low) and 軌道 (orbit). A straightforward modern technical term.