midorbit
periorbita
circle
periastron
orbitary
revolve
orbito-
extraorbitally
descending node
centripetal acceleration
perigalacticon
apogalacticon
polar
node
apobaryon
extraorbital
point of periapsis
interorbital
interorbitally
periapsis
peribaryon
orb
interorbit
preorbital
orbit
coplanar
apoapsis
point of apoapsis
ascending node
coplanarity
nonagesimal
sungrazing
line of nodes
retro-orbital
apocentric
near-rectilinear halo orbit
interplanetary space
bowels
photoeccentric
apocenter
Clarke orbit
interstellar space
crown of aberration
medialorbitofrontal
egress
orbital plane
apogee
galactocentric
inclination of an orbit
planetocentric