Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Astronauts cannot burp in space.
232
41% of the moon is not visible from earth at any time.
103
Lightning strikes about 6,000 times per minute on this planet!
158
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
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100