Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
Pluto is smaller than Russia.
9
41% of the moon is not visible from earth at any time.
103
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Venus is the only planet that rotates clockwise.
310
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Astronauts get taller when they are in space.
224