An astronaut on the ISS photographed a "lunar halo" over the Indian Ocean, revealing ice and rare optical phenomena from ...

The ocean floor may seem a bit close to home for astronauts on a mission, but the underwater world provides a great dress rehearsal for a trek to an asteroid in deep space, two spaceflyers told NASA ...

NASA astronauts Butch Wilmore and Suni Williams received a surprise welcome on their return home to Earth! Dolphins surrounded the astronauts’ capsule after it landed in the ocean, completing their ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The first four humans to orbit over Earth's north and south poles have safely returned to Earth.

This incredible astronaut photo captured a unique glimpse of Alabama's eponymous river cosplaying as a golden Chinese dragon. The metallic hue of the serpentine waterway is the result of a rare ...