One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
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
It 'snows' metal on Venus.
13