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
There are two golf balls sitting on the moon.
721
The earth rotates more slowly on its axis in March than in September.
145
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The Earth gets 100 tons heavier every day due to falling space dust.
673
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Earth is the only planet in our solar system that's not named after a god or goddess.
17
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82