Summer on Uranus lasts for 21 years.
358
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
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
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
Lightning strikes about 6,000 times per minute on this planet!
158
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
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
Buzz Aldrin’s mother’s maiden name was Moon.
9