A comet's tail always points away from the sun.
2
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
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
It takes eight and a half minutes for light to get from the sun to earth.
159
Pluto is smaller than Russia.
9
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15