Engineers took another step forward in preparations for the first test flight of NASA’s new Orion spacecraft, in December. The three primary core elements of the United Launch Alliance (ULA) Delta IV Heavy...

Dodging persistent thunderstorms that have beseiged Florida most of the summer, a Falcon 9 rocket soared into space overnight and sucessfully delivered a cargo-laden Dragon spacecraft in low Earth orbit to...

U.S. astronauts once again will travel to and from the International Space Station from the United States on American spacecraft under groundbreaking contracts NASA announced Tuesday. The agency unveiled its...

SpaceX experienced a rare but disappointing failure today when one of the company's Falcon 9R (reusable) rockets exploded during a test flight at the SpaceX facility near McGregor, TX. It is unknown if the...

The European Space Agency’s (ESA) fifth and final Automated Transfer Vehicle (ATV-5) launched Tuesday atop an Ariane 5 rocket from Kourou, French Guiana, at 7:47 p.m. EDT. The ATV-5 will take a two week...

Following a one-day delay to fix a balky water valve on its launch pad, the Delta II launch vehicle returned to service early Wednesday morning with a fiery nighttime ascent from California on a mission to...

Inside the Operations and Checkout Building high bay at NASA's Kennedy Space Center in Florida, NASA and Lockheed Martin technicians and engineers monitor the progress as a crane is used to lift the Orion...

With two companies now providing commercial cargo launch services for the International Space Station, NASA is issuing its final report on the now-complete Commercial Orbital Transportation Services (COTS)...

Lockheed Martin technicians and engineers attach the heat shield to the Orion crew module inside the Operations and Checkout Building high bay at NASA's Kennedy Space Center in Florida. Photo credit:...

UPDATE: Due to weather conditions, there will be no launch of the LDSD test vehicle June 4 or 5. Other potential launch dates include June 7, 9, 11 and 14. The decision to move forward with another launch...