English Space medicine Cited by user Rjwilmsi on 29 May 2020 Space medicine is the practice of medicine on astronauts in outer space whereas astronautical hygiene is the application of science and technology to the prevention or…
Catalan Espai exterior Cited by user Manlleus on 27 Apr 2012 L'espai exterior és la part de l'Univers més enllà de la Terra, dels cossos celestes o de la seva atmosfera.