There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
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The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
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There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
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The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
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Buzz Aldrin’s mother’s maiden name was Moon.
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