In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
If two pieces of metal touch in space, they become permanently stuck together.
808
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
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
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
There are more nerve cells in the human brain than there are stars in the Milky Way.
349