The Earth gets 100 tons heavier every day due to falling space dust.
673
Some asteroids have other asteroids orbiting them.
131
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
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The earth travels through space at 660,000 miles per hour.
189
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31