Summer on Uranus lasts for 21 years.
358
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
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
Jupiter is bigger than all the other planets combined.
254
Sound doesn't travel in space.
255
Only 55% of Americans know that the sun is a star.
986
It would take more than 150 years to drive a car to the sun.
569
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147