The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Venus is the only planet that rotates clockwise.
310
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The earth rotates more slowly on its axis in March than in September.
145
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5