If two pieces of metal touch in space, they become permanently stuck together.
808
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Mars had an oxygen-rich atmosphere around 4 billion years ago
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Earth is the only planet in our solar system that's not named after a god or goddess.
17
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
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 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.
13