No astronaut has ever stepped foot on Mars, but that doesn't mean humans haven't left their mark — literally.

As Christmas Eve approaches, a cosmic visitor is set to make its presence known. NASA's eyes are on the skies, tracking the ...

The massive rock is believed to be ten storeys high and will skim past the planet at 14,743 miles per hour in the early hours ...

Close calls are becoming more common as low Earth orbit becomes more and more crowded with satellites and debris.

The first Canadian to walk in space dives deep into the origins of space debris, how it’s become a growing problem, and how ...

A Chinese spacecraft that burned up high over Los Angeles created a sonic trail detected by ground-based sensors.

The 270-kilogram Optimus craft was a “trailblazing satellite to clean up space junk”, and could refuel, repair and deorbit ...

The robot's flexible arms are a technology demonstration that could one day aid in satellite maintenance and space debris management.

help future spacecraft capture space objects (such as satellites or debris) regardless of their size, shape or surface material, according to the NASA experiment page. The REECH technology was ...