The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
The light hitting the earth right now is 30 thousand years old.
163
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
The heart of an astronaut actually gets smaller when in outer space.
216
It would take more than 150 years to drive a car to the sun.
569