Astronauts cannot burp in space.
232
Jupiter is bigger than all the other planets combined.
254
The population of the Earth has more than doubled since 1950.
151
Summer on Uranus lasts for 21 years.
358
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The earth rotates more slowly on its axis in March than in September.
145
Today's top fuel dragsters take off with more force than the space shuttle.
120