interplanetary Synonyms

between planetary orbits extra-planetary extragalactic meteoritic martian extraterrestrial zodiacal uranic stellary stellar star sphery intergalactic interplanetary space interplanetary travel planetary travel solar-system within the solar system planet-to-planet between the planets between-planets between planets in outer space transplanetary planetesimal space selenic interlinear interlineal interfacial heliacal galactic empyrean cosmic celestial astronomical astrologic asteroidal intermundane intermural planetary nebulose meteoric lunulate lunular lunate lunary interstitial interstellar intersidereal