A top a mountain in Chile, where the days are dry and nights are clear, a team of scientists and engineers is preparing for one of the most important astronomical missions in recent times. Among them ...

The European Space Agency has just released a photo of Earth which is unlike anything you expect to see from modern space imaging equipment. Earth itself is concealed by a dark shadow, it’s hard to ...

Scientists captured a rare blue aurora 124 miles above Earth, showing new insights into upper-atmosphere chemistry and dawn ...

It's a flashy follow-up to a 2015 lightning study. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An astronaut and his new camera will peer at ...

When the Apollo astronauts snapped some 18,000 photographs on the moon in the 1960s, they did so with some very 1960s camera technology. Lacking viewfinders, the astronauts had to attach their cameras ...