41% of the moon is not visible from earth at any time.
103
It would take more than 150 years to drive a car to the sun.
569
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Buzz Aldrin’s mother’s maiden name was Moon.
9
The earth rotates more slowly on its axis in March than in September.
145
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4