Astronautics questions This is a list of recently added questions about astronautics. Play astronautics quiz and see all the questions. Mars colonisation is a hype topic. What is the biggest threat for those wishing to take a part in a journey to Mars?Cosmic rays. The only efficient protection against high energetic cosmic radiation, one we are granted with, is Earth magnetic field. Both during a long flight to Mars and through the stay on the planet, that did not form electromagnetic field, astronauts would be exposed to ionization. Created by: smyruhard 46% low temperatureslow temperatures1171lack of oxygenlack of oxygen3281poor gravitypoor gravity923cosmic rayscosmic rays4758planets riddles » Who was the first man to leave the spacecraft in space?Alexey Arkhipovich Leonov was a Soviet astronaut, general major pilot and two-time Hero of the Soviet Union. On 18 March 1965, he became the first human to conduct extra-vehicular activity, exiting the capsule during the Voskhod 2 mission for a 12-minute spacewalk.Created by: Paweł Kołodziejczykhard 43% Neil Alden ArmstrongNeil Alden Armstrong931Edwin Eugene Buzz Aldrin, Jr.Edwin Eugene Buzz Aldrin, Jr.365Alexey Arkhipovich LeonovAlexey Arkhipovich Leonov1983Yuri Alekseyevich GagarinYuri Alekseyevich Gagarin1276Soviet Union riddles » On which continent is the main spaceport of the European Space Agency located?In South America. The Guiana Space Centre is a French and European spaceport near Kourou in French Guiana since 1968. The location was chosen as it fulfills the two major geographical requirements of such a site: it is quite close to the equator, so that the spinning earth can impart some extra velocity to the rockets for free when launched eastward, and it has open sea to the east, so that lower stages of rockets and debris from launch failures cannot fall on human habitations.Created by: globalquiz.orghard 49% in Europein Europe2751in Africain Africa1535in South Americain South America6558in Asiain Asia2509geography of France riddles » Why is this camera kept in white protective case?To reduce solar heating. In the outer space there is no air which could absorb the heat of the camera. Created by: globalquiz.orgaverage 69% to keep it warmto keep it warm470for shock and pressure resistancefor shock and pressure resistance1343to reduce solar heatingto reduce solar heating4526to hide manufacturer's logoto hide manufacturer's logo163photography riddles » Where is the Baikonur Cosmodrome?In Kazakhstan. Baikonur Cosmodrome is located in the center of Kazakhstan on the right bank of the Syr Darya river. Both the space launch facility and the neighboring city of Baikonur are rented and administered by the Russian Federation.Created by: globalquiz.orgaverage 68% in Russiain Russia1732in Kazakhstanin Kazakhstan5022in Ukrainein Ukraine356in Estoniain Estonia177Kazakhstan riddles » What was the name of spacecraft in which the first three astronauts were killed?Apollo I. Apollo 1 was scheduled to be the first manned mission to the Moon. On January 27, 1967, a cabin fire during a launch pad test at Cape Canaveral killed all three crew members (pictured). The ignition source was never identified, but many lethal design and construction flaws were identified after the accident. The manned phase of the project was delayed for 20 months while those problems were corrected.Created by: globalquiz.orghard 50% Apollo IApollo I1804Soyuz 7Soyuz 7377ChallengerChallenger904ColumbiaColumbia501NASA riddles » This is Telstar, the world's first communication satellite. What was named after it?Soccer ball. The Adidas Telstar was the first 1970 World Cup ball to use the now-familiar design, consisting of 12 black pentagonal and 20 white hexagonal panels. It was named after the Telstar satellites launched in 1962.Created by: globalquiz.orghard 51% Soccer ballSoccer ball4378Stadium in FranceStadium in France855Sport channel in TVSport channel in TV2574TV transmission of a matchTV transmission of a match638soccer riddles » This plaque, carried by Pioneer 10 and Pioneer 11 space probes, describes the location of the Sun. What are the points at the ends of the lines?Pulsars. Each of the line includes binary encoding of pulsar frequency, so these can be easily recognized. The hydrogen spin-flip transition frequency is used as the unit of time (Hydrogen particle at the top of the image).Created by: Sophie Lethermanvery hard 38% planets of the Solar Systemplanets of the Solar System1593galaxiesgalaxies800quasarsquasars772pulsarspulsars1965astronomy riddles » How long did Neil Armstrong’s first moon walk last?2½ hours. Each of the subsequent five Apollo program landings were allotted gradually longer periods for EVA activities – the crew of Apollo 17, by comparison, spent over 22 hours exploring the lunar surface.Created by: globalquiz.orgvery hard 33% 2 minutes2 minutes1151½ hour½ hour10702½ hours2½ hours11862 days2 days145Moon riddles » Who was the first to visit the Sea of Tranquility?Neil Armstrong. Apollo 11 landing site was selected because it had been characterized as relatively flat and smooth by the automated Ranger 8 and Surveyor 5 landers.Created by: ex-terminatorhard 44% Christopher ColumbusChristopher Columbus802Ferdinand MagellanFerdinand Magellan1737Abel TasmanAbel Tasman827Neil ArmstrongNeil Armstrong2657technology riddles » Play astronautics quiz and see all the questions.