The light hitting the earth right now is 30 thousand years old.
163
A comet's tail always points away from the sun.
2
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The sun puts out more power in 1 second than mankind has ever used within human existence.
14