It takes eight and a half minutes for light to get from the sun to earth.
159
The earth travels through space at 660,000 miles per hour.
189
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Sound doesn't travel in space.
255
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The earth rotates more slowly on its axis in March than in September.
145
The population of the Earth has more than doubled since 1950.
151