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galileo used the telescope to look at the moon and was astounded at what he found
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Issac made the first working reflection telescope
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william herschel discovered uranus with a mirror telescope
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guiseppi found out about ceres an asteroid
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andre bing makes multistaged rocket
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russia launches sputnik 1
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u.s.a launches explorer 1
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carried the dogs belka and strelka into space
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yuri gagarin was the first human in space
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voyager 1 and 2got to saturn and sent images back to earth
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the columbia broke up when returning to earth
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president busch wanted to send humans back to the monn and establish a colony on mars
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pheonix mars lander launched
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kepler from nasa was launched into space
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obama signed the legislation for exploring mars and asteroids
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nasa's first man made object to orbit an asteroid
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the curiosity rover from nasa landed on mars
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unmaned ladee spacecraft launched u.s. first lunar space probe launched in 5 years
