The earth rotates more slowly on its axis in March than in September.
145
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Summer on Uranus lasts for 21 years.
358
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Buzz Aldrin’s mother’s maiden name was Moon.
9
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178