The earth is .02 degrees hotter during a full moon.
157
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Astronauts cannot burp in space.
232
Pluto is smaller than Russia.
9
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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