There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
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In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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Astronauts cannot burp in space.
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The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
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