KnowraAstronautLinked fromLinked fromThe 7 pages that link to Astronaut, each with the reason it gives.All 7Narrower topic 4Compared with 3Valentina TereshkovaCompared with: The term reflects a different national tradition for the same broad occupation.Space tourismCompared with: Professional astronauts undergo extensive selection and training; many tourists do not.Dennis TitoCompared with: Tito traveled as a paying participant, not as a career astronaut.