The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Only 55% of Americans know that the sun is a star.
986
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The earth rotates more slowly on its axis in March than in September.
145
Some asteroids have other asteroids orbiting them.
131
Astronauts cannot burp in space.
232
The earth is .02 degrees hotter during a full moon.
157