It takes eight and a half minutes for light to get from the sun to earth.
159
41% of the moon is not visible from earth at any time.
103
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
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Summer on Uranus lasts for 21 years.
358