SpaceX's rocket explosion last week may only briefly slow the company's ambitious launch schedule at Cape Canaveral, Fla., but it could also give a boost to its competitors, experts say.
stronaut Ron Garan, Expedition 28 flight engineer, tweeted this image from the International Space Station in August, 2011 with the following caption: "What a `Shooting Star' looks like from space, taken yesterday during ...
The voice of the Apollo moon shots has died.
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.
A mysterious space plane rocketed into orbit Wednesday, carrying no crew but a full load of technology experiments.
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.
SpaceX chalked up another big test flight Wednesday, firing a capsule into the air to try out its new, super-streamlined launch escape system for astronauts.
SpaceX is just days away from shooting up a crew capsule to test a launch escape system designed to save astronauts' lives.
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.
The Hubble Space Telescope (HST) has now been in orbit for 25 years and this achievement has been a wonderful excuse to pour over the telescope's beautiful imagery, to consider its valuable contribution to science, to remember ...