In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Astronauts cannot burp in space.
232
The earth rotates more slowly on its axis in March than in September.
145
The earth is .02 degrees hotter during a full moon.
157
The earth travels through space at 660,000 miles per hour.
189
The population of the Earth has more than doubled since 1950.
151
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
It 'snows' metal on Venus.
13