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
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4