41% of the moon is not visible from earth at any time.
103
Jupiter is bigger than all the other planets combined.
254
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
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
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178