The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
If two pieces of metal touch in space, they become permanently stuck together.
808
It takes eight and a half minutes for light to get from the sun to earth.
159
Summer on Uranus lasts for 21 years.
358
The earth travels through space at 660,000 miles per hour.
189
A 100-pound person on Earth would weigh 38 pounds on Mars.
102