Astronauts at the International Space Station rushed to take shelter Wednesday after a system failure signaled a possible ammonia leak, but NASA said later it was likely a false alarm.
Boris Morukov, a Russian cosmonaut and doctor who led an extraordinary experiment in which volunteers simulated a flight to Mars while never leaving a Moscow car park, has died at 64, his scientific institute said Friday.
US-Russian ties may have returned to Cold War levels, but an astronaut and a cosmonaut gearing up for the longest flight on the International Space Station said Thursday politics would not disrupt their work of helping a ...
Russia's space agency said Wednesday it was postponing the launch of a Proton-M rocket carrying a satellite in order to correct a defect, in just the latest problem to ground the rocket.
A Russian Soyuz spacecraft carrying Italy's first female astronaut safely blasted off Sunday to begin its journey to the International Space Station.
For the 21st-century spacewoman, gender is a subject often best ignored. After years of training for their first space mission, the last thing Samantha Cristoforetti and Elana Serova want to dwell on is the fact they are ...
A three-man multinational crew of astronauts returned to Earth Monday aboard a Russian Soyuz spacecraft, after spending 165 days working together at the International Space Station, NASA said.
An unmanned commercial supply rocket bound for the International Space Station exploded moments after liftoff Tuesday evening, with debris falling in flames over the launch site in Virginia. No injuries were reported following ...
Space launch operator Arianespace said on Monday that Europe had decided against hoisting two more Galileo geolocation satellites in December following a launch mishap in August.
Orbital Sciences Corporation's unmanned Cygnus cargo ship is preparing to launch to the International Space Station Monday, aiming to carry some 1,500 pounds (680 kilograms) of materials for space experiments.