Astronauts cannot burp in space.
232
The earth is .02 degrees hotter during a full moon.
157
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
More than 20 million meteoroids enter Earth's atmosphere every day.
139
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
41% of the moon is not visible from earth at any time.
103