The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Some asteroids have other asteroids orbiting them.
131
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Summer on Uranus lasts for 21 years.
358
Astronauts get taller when they are in space.
224
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
Astronauts cannot burp in space.
232