The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Buzz Aldrin’s mother’s maiden name was Moon.
9
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The Earth gets 100 tons heavier every day due to falling space dust.
673
The sun puts out more power in 1 second than mankind has ever used within human existence.
14