Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
It would take more than 150 years to drive a car to the sun.
569
Astronauts cannot burp in space.
232
Astronauts get taller when they are in space.
224
It takes eight and a half minutes for light to get from the sun to earth.
159
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6