variable orbit

fixed-orbit satellite

velocity in final orbit

orbit insertion propulsion

orbit transfer propulsion

orbit-raising propulsion

earth-centered orbit

elliptical orbit

geostationary orbit

geosynchronous orbit

high-apogee orbit

orbit

orbit determination

orbit insertion burn

orbit modification

orbit-raising mission

satellite-filled orbit

stationary orbit

random orbit satellite

low earth orbit (LEO)

proliferated low Earth orbit (pLEO)

continuously variable slope delta (CVSD)

variable

variable housing allowance (VHA)

variable-time fuse / VT fuse (VT, also fuze)

variable time (VT)

variable operating and safety level

variable safety level

constant-horsepower variable-torque output

variable charges

variable-area nozzle

variable-area plotting

variable-area record section