Mars had an oxygen-rich atmosphere around 4 billion years ago
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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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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
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Summer on Uranus lasts for 21 years.
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It would take more than 150 years to drive a car to the sun.
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According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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