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
The sun is 330,330 times larger than the earth!
190
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
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178