The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
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 has radio storms so strong that they can be picked up and heard by an AM radio.
16
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Sound doesn't travel in space.
255
Jupiter is bigger than all the other planets combined.
254