The four laser beams excite sodium atoms in the atmosphere to make for better cosmic observations. The post Incredible photos ...

Don Pettit’s been snapping away in orbit again. This time, the NASA astronaut has captured a stunning image of the Milky Way from the International Space Station (ISS) . It also features Earth and ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...