This artist's conception shows a hypothetical young planet around a cool star. A soupy mix of potentially life-forming chemicals can…
A worker completes installation of a 25-foot-tall scale model of the Ares V rocket outside the Visitor Center at NASA's…
Technicians assembling Explorer XVII, launched in 1963 to conduct atmospheric research.
The morning sun reflects on the Gulf of Mexico and the Atlantic Ocean as seen from the Apollo 7 spacecraft…
This section of a panoramic photograph consisting of 27 separate frames taken by Charles Duke shows the Apollo 16 landing…
This view of Montes Agricola on the lunar surface was taken by Apollo 15 command and service modules pilot Alfred…
This unusual photograph, taken during the second Apollo 12 spacewalk, shows two U.S. spacecraft on the surface of the moon.…
Lightening flashes in the sky behind the Saturn V rocket that will propel Apollo 15 to the moon, July 25,…
Apollo 12 astronaut Alan Bean holds a special environmental sample container filled with lunar soil collected during his sojourn on…
The moon's Mount Hadley rises about 4,765 feet above the plain, which is in full sun, in this image taken…
