The U.S. Air Force is keeping close tabs on Russia's tumbling, out-of-control space capsule as it comes closer to re-entering Earth's atmosphere.
NASA's Mercury-orbiting spacecraft, Messenger, is going out with a bang this week, adding a hefty crater to the little planet closest to the sun.
NASA said Friday observations of a dwarf planet have been delayed slightly after a communication glitch.
The two brightest spots on dwarf planet Ceres, which have fascinated scientists for months, are back in view in the newest images from NASA's Dawn spacecraft. Dawn took these images on April 14 and 15 from a vantage point ...
After extraordinary science findings and technological innovations, a NASA spacecraft launched in 2004 to study Mercury will impact the planet's surface, most likely on April 30, after it runs out of propellant.
After years of orbiting Mercury, NASA's Messenger spacecraft will crash into the planet at the end of this month.
As NASA's MESSENGER mission draws to a close, an on-board science instrument that mapped the surface of Mercury is helping the navigation team with the spacecraft's low-altitude passes.
As NASA missions explore our solar system and search for new worlds, they are finding water in surprising places. Water is but one piece of our search for habitable planets and life beyond Earth, yet it links many seemingly ...
Sean Solomon, director of Columbia University's Lamont-Doherty Earth Observatory, has been leading NASA's MESSENGER mission to Mercury for the last four years. MESSENGER is the first spacecraft to orbit Mercury.
In a span of 20 months from March 1965 to November 1966, NASA developed, tested and flew transformative capabilities and cutting-edge technologies in the Gemini program that paved the way for not only Apollo, but the achievements ...