Summer on Uranus lasts for 21 years.
358
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
It takes eight and a half minutes for light to get from the sun to earth.
159
The population of the Earth has more than doubled since 1950.
151
It 'snows' metal on Venus.
13
The earth rotates more slowly on its axis in March than in September.
145
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46