The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
It 'snows' metal on Venus.
13
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The heart of an astronaut actually gets smaller when in outer space.
216
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127