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
Pluto is smaller than Russia.
9
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Jupiter is bigger than all the other planets combined.
254
The sun puts out more power in 1 second than mankind has ever used within human existence.
14