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649 articles
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.
Latest Global Positioning System satellite goes live
The newest Global Positioning System replenishment satellite went into operation Tuesday night, five weeks after ascending to space from Cape Canaveral atop a United Launch Alliance Atlas 5 rocket.
Photos: Cygnus up, up and away aboard Atlas 5
More photos show the successful liftoff of the United Launch Alliance Atlas 5 rocket flight carrying the Cygnus commercial cargo spacecraft for Orbital ATK and the International Space Station.
Photos: Atlas 5 rocket aims for International Space Station
A collection of pad photos from the United Launch Alliance Atlas 5 rocket flight to deploy the Orbital ATK Cygnus commercial cargo-delivery spacecraft for the International Space Station.
Atlas 5 rocket sends Cygnus in hot pursuit of space station
Bound for an orbital rendezvous with the International Space Station on Wednesday, a commercial Cygnus freighter was successfully launched by an Atlas 5 rocket Sunday to restart American cargo deliveries to the research outpost.
Video: Liftoff of Atlas 5 on space station cargo mission
A replay of the United Launch Alliance Atlas 5 rocket launching the Orbital ATK's commercial Cygnus cargo freighter to the International Space Station from Cape Canaveral, Florida.
Photos: Nightfall at Cape Canaveral on eve of Atlas launch to space station
These photos were taken on Wednesday, Dec. 2, approximately 24 hours before the scheduled liftoff of the United Launch Alliance Atlas 5 rocket from Cape Canaveral's Complex 41 with Orbital ATK's commercial Cygnus cargo ship bound for the International Space Station.