A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
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
Pluto is smaller than Russia.
9
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175