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In 1609 Galilei built the very first astronomical telescope.
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Combined two lenses into the very first telescope.
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When men were taking a look at the moons phases, they realized a satellite around Jupiter found Venus's phases are similar to the Moons phases.
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Guiseppe Piazza located the first noted asteroid.
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The Soviet Union launched their very own rocket for the first time.
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The U. S. sent animals into space on a rocket. (Fruit flies)
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The Soviet Union launched Sputnik 1
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The USSR launched satellites into space, sending back signal to the earth.
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The USSR got a dog named Laika into orbit, but did not come back alive.
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The USSR completed the project to build a basaltic Missle.
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Explorer 1 is launched
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The USSR detects solar wind for the first time
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Luna 1 was the very first spacecraft to reach the moon
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The first plants and animals return alive from being in Earths orbit
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The USSR put woman in space.
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The first space walk has happened
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First spotting of Mars
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Apollo 11 and the three astronauts have landed on the moon. First people to reach the moon and survive from America!
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Apollo 13 is taking off, and its oxygen tanks have an explosion.
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The USSR has a space station in space, finally!
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First re-usable spacecraft is used.
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The first spacecraft reaches Venus
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A spacecraft has has gone beyond Neptunes orbit, by the USA.
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Sally K. is the first USA woman to go into space.
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New evidence of comets, asteroids and galaxies have been found
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First picture of the full solar system is taken by the USA.
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Longest time in Earths orbit, around 440 days.
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First orbit of an asteroid
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A spacecraft has successfully landed on a asteroid.
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A space rover has landed on Mars to seek out any life on Mars.
