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 temperature of the earth's interior increases by 1 degree every 60 feet down.
115
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
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
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16