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
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
More than 20 million meteoroids enter Earth's atmosphere every day.
139
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Only 55% of Americans know that the sun is a star.
986
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Jupiter is bigger than all the other planets combined.
254