An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Lightning strikes about 6,000 times per minute on this planet!
158
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The sun is 330,330 times larger than the earth!
190
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10