NASA has beefed up a process of traffic monitoring, communication and maneuver planning to ensure that Mars orbiters do not approach each other too closely.
Russia will try again in the coming hours to make contact with an unmanned cargo ship after communications were lost following the spacecraft's launch toward the International Space Station, NASA said Tuesday.
Russia on Monday managed on a second attempt to restart the engines of a Progress spacecraft attached to the International Space Station (ISS) and shift the station's orbit.
Mission controllers at the Johns Hopkins University Applied Physics Laboratory (APL) in Laurel, Md., confirmed today that NASA's MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) spacecraft ...
The unfortunate loss of the Russian Progress M-27M cargo vessel destined for the International Space Station (ISS) has highlighted the interdependence of the US and Russia in the project.
Just as waves ripple across a pond when a tossed stone disturbs the water's surface, gravity waves ripple toward space from disturbances in the lower atmosphere.
SpaceX's unmanned Dragon supply ship left the International Space Station Thursday and hours later splashed down in the Pacific Ocean off the coast of California, NASA said.
Scientists at NJIT's Big Bear Solar Observatory (BBSO) have captured the first high-resolution images of the flaring magnetic structures known as solar flux ropes at their point of origin in the Sun's chromosphere. ...
Watching the sun is dangerous work for a telescope. Solar instruments in space naturally degrade over time, bombarded by a constant stream of solar particles that can cause a film of material to adhere to ...
The only spacecraft ever to orbit Mercury, NASA's Messenger, is ending its four-year tour at the solar system's innermost planet with a crash landing.
Space station astronauts have finally hit the big time, at least when it comes to the big screen.
The Cornell University institute searching for signs of life among the billions and billions of stars in the sky is being named for—who else?—Carl Sagan.
New and exciting extreme ultraviolet views of the Sun's high corona from ESA's PROBA2 mission reveal mysteriously beautiful, tenuous structure extending surprisingly far from the Sun itself. The spectacular ...
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.
A mini military space plane is poised for liftoff Wednesday on another long orbital test flight. But as usual, the Air Force isn't saying much about the unmanned mission.