SpaceX just stacked its Starship megarocket to prepare for the vehicle's seventh test flight, which is scheduled for Jan. 13.

Enigmatic planet Mercury posed for some closeups when the BepiColombo mission flew by. Craters, bright regions and volcanic ...

The European and Japanese robotic explorer swooped as close as 183 miles (295 kilometers) above Mercury’s night side before ...

NASA's Juno spacecraft has again captured stunning images of Jupiter and its moon Io, providing more insights into the solar ...

SpaceX launched the seventh batch of "proliferated architecture" spy satellites for the U.S. National Reconnaissance Office ...

The vintage NASA photos include Earthrise, which was captured by the crew of Apollo 8 as they orbited the Moon.

A spacecraft has beamed back some of the best close-up photos ever of Mercury’s north pole. The European and Japanese robotic ...

SpaceX launched the first batch of its internet satellites this year from Florida's Space Coast today (Jan. 6).

The BepiColombo spacecraft flew less than 200 miles from Mercury's surface and photographed volcanic plains and icy craters.

"BepiColombo's main mission phase may only start two years from now, but all six of its flybys of Mercury have given us invaluable new information about the little-explored planet." ...

Venus is particularly bright in the night sky this month, outshining even Sirius, the brightest star. For observers at ...

Japanese BepiColombo spacecraft captured close-up images of Mercury’s north pole during its final flyby, offering new views ...