The Earth gets 100 tons heavier every day due to falling space dust.
673
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Only 55% of Americans know that the sun is a star.
986
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
It takes eight and a half minutes for light to get from the sun to earth.
159
The earth rotates more slowly on its axis in March than in September.
145