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Galileo invented the first astronomical telescope in 1609.
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Halley's Comet is first discovered by Edmond Halley.
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James Hutton combines science and geology.
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Black Holes to swallow matter are first considered.
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Gerard Kuiper discovers the Kuiper Belt.
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First man ever in space from Russia named Yuri Alekseyevich Gagarin.
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First close up image of Mars captured, showing the planet's canals.
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Being a Russian spacecraft Luna 9 was the first spacecraft to land on the Moon successfully.
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Being called Apollo 11 th mission to have the first two men land on the moon- Neil Armstrong and Edwin Aldrin Jr.
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The Soviet Venera was the first probe to ever make a successful land on Venus sending back very few pictures.
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The Soviet Venera 13 Spacecraft sends back the first breakdown of Venus' soil.
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Sally K. Ride becomes the first American woman to travel into space on Space Shuttle Challenger mission STS-7.
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The Near Earth Asteroid Rendezvous spacecraft wasn't planned to land on the asteroid but as it was running out of fuel, it became a last minute idea bringing us some new pictures of an asteroids surface.
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The Deep impact slams into a comet after its 174 day mission in space. It had captured images of the impact and analyzed the debris.
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European's Rosetta space probe becomes the first space probe to enter orbit around a comet. The spacecraft sends back high-resolution images of the comet's surface showing steep 490-foot (150-meter) cliffs and huge boulders.
