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Air Force’s fourth AEHF communications satellite successfully launched from Florida
A $1.8 billion U.S. Air Force communications satellite rode a United Launch Alliance Atlas 5 rocket into orbit Wednesday from Cape Canaveral, joining three similar craft perched more than 22,000 miles above Earth to ensure government leaders can remain in contact with military commanders in the worst-case scenario of nuclear war.
Video: Atlas 5 rocket blasts off with AEHF 4 satellite
The U.S. Air Force’s fourth Advanced Extremely High Frequency spacecraft launched Wednesday from Cape Canaveral on top of a United Launch Alliance Atlas 5 rocket, expanding the reach of the military’s most secure, jam-resistant satellite communications network.
VideoLive coverage: Atlas 5 rocket lifts off from Cape Canaveral
United Launch Alliance's 50th mission for the U.S. Air Force lifted off at 12:15 a.m. EDT (0415 GMT) Wednesday. An Atlas 5 rocket launched from Cape Canaveral with the Air Force's fourth Advanced Extremely High Frequency communications satellite.
ULA, Blue Origin, Northrop Grumman share Air Force rocket funding
The U.S. Air Force has committed $109 million in funding to advance development of new rockets designed by United Launch Alliance, Blue Origin and Northrop Grumman, leaving out SpaceX in a government investment round that will lead to the military's selection of two long-term launch providers in late 2019 or 2020.
VideoLaunch timeline for Atlas 5’s AEHF 4 mission
A United Launch Atlas 5 rocket is set to launch the U.S. Air Force's fourth Advanced Extremely High Frequency communications satellite from Cape Canaveral. This timeline shows the major mission events planned over a three-and-a-half-hour flight to an optimized geostationary transfer orbit.
Photos: Atlas 5 rocket transferred to launch pad in Florida
A day-and-a-half before its liftoff with a U.S. Air Force communications satellite, a United Launch Alliance Atlas 5 rocket rolled out to its launch pad at Cape Canaveral on Monday morning.
Safety panel says much work left to do before commercial crew ships fly
NASA safety advisors on Thursday lauded hardware milestones on Boeing and SpaceX commercial crew capsules, but said multiple technical issues, including problems with parachutes, must be resolved before the human-rated ships are ready to carry astronauts, adding that both companies continue to pursue schedules that appear to be unachievable.
No commercial crew test flights expected this year
NASA has released new target dates for test flights of commercial crew capsules in development by SpaceX and Boeing, with unpiloted demo missions by SpaceX's Crew Dragon and Boeing's CST-100 Starliner spaceships now scheduled for January and March, followed by crewed orbital missions in mid-2019.
Bezos rocket engine selected for new Vulcan rocket
Ending months of speculation, Blue Origin, a company owned by Amazon-founder Jeff Bezos, has won a milestone contract to provide first-stage rocket engines for a powerful new booster being designed by United Launch Alliance to replace its current fleet of Atlas and Delta launchers, the companies announced Thursday.
Photos: Final Delta 2 launch shines before dawn in California
Flying for the 155th and final time, a United Launch Alliance Delta 2 rocket took off from California on Sept. 15 with NASA's ICESat 2 satellite.