An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The sun is 330,330 times larger than the earth!
190
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Today's top fuel dragsters take off with more force than the space shuttle.
120
The Earth gets 100 tons heavier every day due to falling space dust.
673
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