In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
It would take more than 150 years to drive a car to the sun.
569
Astronauts get taller when they are in space.
224
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The earth rotates more slowly on its axis in March than in September.
145
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4