NASA announced the winner Tuesday of a contest to send a message to the Voyager spacecraft which launched 40 years ago on a historic mission to explore the outer planets.
A new map of Mars' gravity made with three NASA spacecraft is the most detailed to date, providing a revealing glimpse into the hidden interior of the Red Planet.
As humanity moves forward with space exploration, we should prepare for risky and extremely hazardous endeavors such as manned missions to Mars and asteroids. Having fully operational robotic help ready to assist in every ...
NASA's Jupiter-circling spacecraft is stuck making long laps around the gas giant because of sticky valves.
Japan's space agency has abandoned its efforts to restore the operations of a multimillion-dollar satellite that was to probe the mysteries of black holes using X-ray telescopes.
Satellites aren't small or cheap. The Solar Dynamics Observatory launched by NASA in 2010 weighs about 6,800 pounds and cost $850 million to build and put into orbit.
In the "Star Wars" universe, ice, ocean and desert planets burst from the darkness as your ship drops out of light speed. But these worlds might be more than just science fiction.
A NASA spacecraft is bound for a Fourth of July encounter with Jupiter in the latest quest to study how the largest planet in the solar system formed and evolved.
NASA has ordered up urgent spacewalking repairs at the International Space Station.
The Curiosity rover has made some incredible discoveries during the five years it has been operating on the surface of Mars. And in the course of conducting its research, the rover has also accrued some serious mileage. However, ...