A voyage outside the Earth's atmosphere.

synonyms: spacefaring, spaceflight.

Roget 267: navigation; aquatics; boating, yachting; ship etc. 273; oar, paddle, screw, sail, canvas, aileron.    natation^†, swimming; fin, flipper, fish's tail.    aerostation^†, aerostatics^†, aeronautics; balloonery^†; balloon etc. 273; ballooning, aviation, airmanship; flying, flight, volitation^†; wing, pinion; rocketry, space travel, astronautics, orbital mechanics, orbiting.    voyage, sail, cruise, passage, circumnavigation, periplus^†; headway, sternway, leeway; fairway.    mariner etc. 269.    flight, trip; shuttle, run, airlift.    ... show more

Dutch: ruimtevaart
Polish: lot kosmiczny