SpaceX crew capsule ends test flight with ocean splashdown

SpaceX's swanky new crew capsule returned from the International Space Station to an old-fashioned splashdown in the Atlantic on Friday, successfully ending a test flight that could lead to astronaut rides later this year.

Radiation for dummies

Meet Helga and Zohar, the dummies destined for a pioneering lunar flyby to help protect space travelers from cosmic rays and energetic solar storms.

Russia stages first Soyuz launch since accident

A Russian Soyuz rocket with a cargo vessel blasted off Friday in the first launch to the International Space Station (ISS) since a manned accident last month.

Dellingr: the little CubeSat that could

Zipping through the sky 250 miles up is a shoebox-sized bundle of detectors and electronics named Dellingr. The namesake of the mythological Norse god of the dawn, Dellingr is among a new breed of spacecraft known as a CubeSat. ...

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