Although NASA’s Project Mercury and SpaceShipOne served very different objectives, a closer look reveals that both missions ...

CAPE CANAVERAL, Fla. (AP) – The only spacecraft ever to orbit Mercury ended its four-year tour with a crash landing Thursday. NASA’s Messenger plunged from orbit as planned and slammed into the sun’s ...

NASA’s Mercury-bound Messenger spacecraft dropped into orbit around the tiny, orbitally eccentric planet just a few months ago, and it’s already sent back enough data to notably alter our take on the ...

NASA and the USGS created a topographic map of the closest planet to the sun. It's a view of Mercury that no one has ever seen before. They did it by using more than 100,000 pictures taken from NASA's ...

Andy Saunders amazing digital restoration of NASA images, from the first walk on the moon to fascinating discoveries. The ...

Astronaut Gene Cernan risked his life during his first flight to space in 1966. A new book sheds light on NASA's Gemini ...

NASA is asking for the public's help, but there's a catch. Mercury's surface is seen in exaggerated color in this image provided by NASA. NASA/JHU APL/CIW — -- NASA is asking for the public's ...

NASA selects 10 new astronauts from among 8,000 applicants and begins training that will take them into orbit, to the Moon, ...

"The first 20 women or so ... couldn't even imagine the reality or the possibility of becoming an astronaut except as they ...