A comet's tail always points away from the sun.
2
Astronauts cannot burp in space.
232
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
Jupiter is bigger than all the other planets combined.
254
The light hitting the earth right now is 30 thousand years old.
163
It 'snows' metal on Venus.
13
The earth travels through space at 660,000 miles per hour.
189
