Four weeks after a Progress space station supply ship spun out of control in a launch mishap, Russian engineers have not yet revealed what might have gone wrong, casting a cloud of uncertainty over downstream flights of unpiloted cargo ships as well as Soyuz crew ferry craft.
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Taking a major step toward an eventual robotic mission to Jupiter’s moon Europa, NASA has selected nine sophisticated instruments for a solar-powered spacecraft designed to find out whether the hidden realm could support life of some sort, agency officials said Tuesday.
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A SpaceX cargo capsule loaded with 3,100 pounds of research samples, no-longer-needed equipment and trash returned to Earth Thursday after a month-long stay at the International Space Station. Read More...

A United Launch Alliance Atlas 5 rocket thundered away from Cape Canaveral Wednesday, boosting an unpiloted military spaceplane into orbit for a secret mission. Read More...

An Air Force X-37B spaceplane, a mini shuttle making the program's fourth flight, is poised for launch Wednesday on a mostly classified mission featuring an unusual hitchhiker: a small publicly-funded satellite built to test the feasibility of using solar sails for propulsion. Read More...

Soprano and would-be space tourist Sarah Brightman, who was in training for a flight to the International Space Station this fall aboard a Russian Soyuz ferry craft, will not be chasing her dream aloft after all, the singer's website and Facebook page revealed Wednesday.
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Russia is delaying the return to Earth of three space station crew members by about a month in the wake of the April 18 failure of a Russian Progress supply ship. Launch of three fresh crew members also will be delayed, from May 26 to late July.
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Simulating a launch pad emergency, an unmanned SpaceX Dragon capsule was blasted away from Cape Canaveral Wednesday, shooting to an altitude of several thousand feet before arcing over for an offshore splashdown in a dramatic emergency escape system test.
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SpaceX is readying an unmanned Dragon capsule for a simulated launch pad abort Wednesday, a short, high-speed flight to demonstrate an innovative rocket-powered escape system designed to quickly pull a crew to safety in the event of an impending booster failure. Read More...