Reaching the North Pole was an international obsession during the late 19th century. Various countries devised plans for ...

The Blue Ghost lunar lander has captured a striking up-close view of Earth's cosmic neighbor as it prepares in the days ahead ...

This remarkable image was taken from the onboard camera of the U.S. Space Force's secretive X-37B' space plane'. It captured ...

High above Earth's poles, intense electrical currents called electrojets flow through the upper atmosphere when auroras glow in the sky. These auroral electrojets push about a million amps of ...

Deep beneath the barren landscape of Antarctica lies secrets to the climatic history of the world. Frozen in the ice are ...

X-37B floats in the upper portion of the picture, one of its gallium arsenide solar panels visible on the left. The Space ...