orbit period
orb
galactic year
geosynchronous orbit
solar year
near-rectilinear halo orbit
year
periastron
circle
diurnal motion
sidereal year
revolve
satellite
orbit
synchronous rotation
lunar orbit
cycler
multiorbital
transfer window
midorbit
anteorbital
graveyard orbit
orbito-
periorbita
RTLT
geosynchronous
round-trip light time
supersynchronous
retrograde
interorbital
interorbit
heliosynchronous orbit
interorbitally
inferior
capture
Hohmann transfer
SCET
spacecraft event time
first cosmic velocity
annual parallax
heliocentric parallax
orbitary
sidereal month
sidereal period
sidereal day
day
revolution
Clarke orbit
heliosynchronous
preorbital