Celestial Mechanics jokes
Sir William Herschel discovered Uranus in 1781, 200 years before you were born. How did he do that?
Astronomers got tired of watching the moon rotate around the earth for 24 hours, so they just called it a "day".
what the earth would look live after a year of the moon slowing down:
Science flies you to the moon, but religion flies you into skyscrapers.
Better call NASA and tell them there are only going to be 7 planets after I destroy URANUS.
What is the richest planet?
Saturn 馃獝- It has many rings.