Astronauts get taller when they are in space.
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Some asteroids have other asteroids orbiting them.
131
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.
14
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
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
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.
9
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221