A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
The Earth gets 100 tons heavier every day due to falling space dust.
673
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
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