The earth rotates more slowly on its axis in March than in September.
145
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
The earth travels through space at 660,000 miles per hour.
189
Summer on Uranus lasts for 21 years.
358
The population of the Earth has more than doubled since 1950.
151
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6