The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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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
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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41% of the moon is not visible from earth at any time.
103
A comet's tail always points away from the sun.
2
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20