Earth is the only planet in our solar system that's not named after a god or goddess.
17
The earth travels through space at 660,000 miles per hour.
189
The sun is 330,330 times larger than the earth!
190
Jupiter is bigger than all the other planets combined.
254
The earth rotates more slowly on its axis in March than in September.
145
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82