The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
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
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
It would take more than 150 years to drive a car to the sun.
569
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15