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2,411 articles
Orbital ATK, SpaceX nab U.S. Air Force propulsion contracts
Orbital ATK and SpaceX won Pentagon contracts worth a combined value of up to $241 million Wednesday in public-private partnerships crafted to hasten the U.S. military's move away from Russian-supplied propulsion to deliver national security satellites to orbit.
Oldest GPS navigation satellite to be retired with next launch
A new Global Positioning System craft will ride a United Launch Alliance Atlas 5 rocket into orbit next month to replace a satellite that has operated in space for 25 years.
Florida spaceport tallies highest launch rate in more than a decade
Cape Canaveral was the departure point for more space launches in 2015 than in any year since 2003, with 17 takeoffs by Atlas, Falcon and Delta rockets hoisting U.S. military satellites, commercial payloads and cargo for the International Space Station.
2016 manifest preview: United Launch Alliance’s busy year ahead
Some of America's most critical surveillance satellites, final members of other spacecraft series and a probe that will touch an asteroid are among 15 rocket flights planned by United Launch Alliance in 2016.
Russian engine purchase adds to ULA’s Atlas 5 inventory
Freed from a legal restriction officials said limited its ability to compete for future U.S. military satellite launches, United Launch Alliance has ordered 20 new RD-180 engines from Russia that will keep the Atlas 5 rocket flying into the early 2020s.
Progress spaceship docks with International Space Station
The first spacecraft in a new generation of Russian Progress cargo vehicles parked at the International Space Station on Wednesday, bringing a holiday delivery of more than 5,000 pounds of fuel, water and supplies for the research lab's six-person crew.
Successful spacewalk frees up robot arm transporter
Space station commander Scott Kelly and newly-arrived flight engineer Tim Kopra ventured outside the lab complex Monday and freed up a stalled robot arm-carrying transporter so it could be moved to a nearby anchor point and locked down, clearing the way for a Russian Progress supply ship to dock Wednesday.
Modernized Russian cargo ship heads for space station
Russia's Progress supply ship got an upgrade with a successful cargo launch to the International Space Station on Monday to kick off a two-day flight to the complex with more than 2.8 tons of equipment, propellant and water.
Unscheduled spacewalk on tap Monday
An unexpected, quickly-planned spacewalk is on tap Monday to troubleshoot a problem preventing the International Space Station's robot arm transporter from reaching a worksite where it can be locked down, a requirement before a Russian Progress cargo ship can dock later in the week.
Three crew members trek from Earth to space station
A Russian Soyuz spacecraft streaked into space and chased down the International Space Station Tuesday, but a problem with the ferry ship's automated rendezvous system forced commander Yuri Malenchenko to take over manual control at the last minute.