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USSR sent a dog into space to see if it would servive. Satelites name Sputnick.
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The first american satilte to reach orbit. Stilite called the explorer.
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Luna 1 launched by the USSR was the first man made object to orbit the sun.
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Tiros 1 first succesful weather satilite.
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Yuri Gagarin orbits the Earth once and becomes the first man in space.
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John Glenn orbits the Earth three times.
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Scott Carpenter repeats John Glenn's flight aboard "Aurora 7".
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Cosmonaut Valentia Tereshkova becomes the first woman in space.
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Ranger 7 transmits the first close range images of the Moon.
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Alexei Leonov spends 12 minutes outside of his Voskhod spacecraft performing the first spacewalk.
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Astronauts Charles Bassett and Elliott See die when their plane crashes in bad weather.
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Lunar Orbiter 1 enters orbit around the Moon and takes the first picture of the Earth from that distance.
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During a test on the launchpad, a fire kills Apollo 1 astronauts Virgil "Gus" Grissom, Ed White, and Roger Chaffee. Then, on April 24, 1967, the Soviet craft Soyuz 2 crashes on re-entry, killing Vladimir Komarov — the first cosmonaut to die during flight.
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Venera 4 transmits data about the atmosphere of Venus.
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The crew of Apollo 7 begin a 10 day mission to study the new spacecraft.
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Soyuz 4 & 5 perform the first Soviet spacecraft docking.
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During the flight of Apollo 11, Niel Armstrong becomes the first man to walk on the moon. Armtrong says " one small step for man, one giant step for man-kind".
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The first American space station, Skylab, is damaged during launch. The first of three crews arrive 11 days later for a 28-day stay. They make in-orbit repairs and set records for time spent in space.
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American and Soviet spacecraft dock together in space in a show of peaceful cooperation during the Apollo-Soyuz mission.
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Viking 1, an unmanned scientific probe controlled by scientists on Earth, transmits the first pictures from the surface of Mars. Viking 2 arrived in September 1976.