A comet's tail always points away from the sun.
2
More than 20 million meteoroids enter Earth's atmosphere every day.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
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A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Lightning strikes about 6,000 times per minute on this planet!
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