Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
Pluto is smaller than Russia.
9
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
A comet's tail always points away from the sun.
2
It 'snows' metal on Venus.
13
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6