синодичний період обертання
orbital propellant farm
orbital refill
specific orbital energy
earth orbital flight
Earth's mean orbital speed
near-orbital speed
orbital airscoop
orbital apogee
orbital complex
orbital complex flyby
orbital coordinate system
orbital debris
orbital flight
orbital laser power station
orbital mapping
orbital motion
orbital nuclear reactor
orbital plane
orbital revolution
orbital solar power plant
orbital speed
orbital-scatter radio communication
wave-motion particle orbital speed
bomb orbital strategic system
orbital glide bomb
manned orbital command post
orbital correction
orbital decoy
orbital defense
orbital fire
orbital-correction maneuver
orbital-planes coincidence correction