The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
It 'snows' metal on Venus.
13
Today's top fuel dragsters take off with more force than the space shuttle.
120
Sound doesn't travel in space.
255
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Summer on Uranus lasts for 21 years.
358
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178