NASA's Messenger spacecraft was the first dedicated to orbiting Mercury, the solar system's innermost planet. It studied Mercury from 2011 to 2015, when its mission ended.

The images, taken by NASA's MESSENGER spacecraft (short for MErcury Surface, Space ENvironment, GEochemistry, and Ranging), suggest that the ice lurking within Mercury's polar craters was ...

The Messenger spacecraft sends home the first-ever photos from orbit around the inhospitable planet, the first of more than 75,000 to come in the next year. NASA snaps first images from Mercury ...

Yesterday's Mercury Transit is the last one for 13 years. If you missed it, thankfully NASA has you covered, snapping some stunning photos and videos of the crossing in action ...

A NASA spacecraft now circling Mercury is set to tackle some big mysteries of the scorched, tiny world – including whether or not water ice lurks in its shadowy craters. NASA's Messenger probe ...

NASA / Bill Ingalls / Flickr / CC BY-NC-ND 2.0. Because of its close proximity to the sun, Mercury is often lost in the glare and is usually best seen from Earth only when there's a solar eclipse.

NASA Flyby Captures New Images of Mercury The Messenger spacecraft made a close flyby of the planet Mercury on Monday in the first encounter with the planet in nearly 33 years.

“Project Mercury officially ended on June 12, 1963, when NASA administrator James Webb told Congress that the agency would proceed with the two-man Gemini program,” Bisney and Pickering write.

September 21, 2022: This photo of Neptune was taken on July 12, 2022, the day NASA began publishing images made using the James Webb Space Telescope. Neptune had not been photographed by a space ...

NASA has released some amazing images of Mercury, the smallest and innermost planet in our solar system. These stunning images will you provide a unique glimpse into Mercury's dynamic features.

NASA/JHUAPL/CIW . This wide-angle camera photo from Nshowing a never-before-imaged area of Mercury’s surface was taken from an altitude of ~450 km (280 miles) above the planet during the ...