It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Pluto is smaller than Russia.
9
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
It would take more than 150 years to drive a car to the sun.
569
It 'snows' metal on Venus.
13
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277