low earth orbit (LEO)

proliferated low Earth orbit (pLEO)

earth-centered orbit

scorched earth tactics (scorch-earth tactics)

earth-centered earth-fixed coordinate system (ECEF)

low-RCS target / low-radar-cross-section target

low flying aircraft / low-flying aircraft

low-flying, low-speed drone

fixed-orbit satellite

velocity in final orbit

orbit insertion propulsion

orbit transfer propulsion

orbit-raising propulsion

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

variable orbit

random orbit satellite

earth bank

lumps of earth

scorched earth policy

nap-of-the-earth (NOE) (ground-hugging / terrain masking / flying under the radar / hedgehopping)

slave earth station

earth penetrating weapon

earth auger truck