If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The Earth gets 100 tons heavier every day due to falling space dust.
673
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
Summer on Uranus lasts for 21 years.
358
The earth rotates more slowly on its axis in March than in September.
145