Fourth ULA Launch in Three Months Boosts Latest GPS Block IIF to Medium Earth Orbit

Rising into a gloomy ball of low-lying fog, the first Delta-IV of 2015 took flight at 2:36 p.m. EDT Wednesday, 25 March, delivering the ninth Global Positioning System (GPS) Block IIF satellite into orbit. Photo Credit: Mike Killian / AmericaSpace

United Launch Alliance (ULA)—the Centennial, Colo.-based launch services operator of Atlas V, Delta IV […]

First Delta IV of 2015 to Deliver GPS IIF-9 Satellite to Orbit on Wednesday

A Delta IV Medium+ (4,2) booster launches the GPS IIF-6 mission in May 2014. A similar vehicle will deliver GPS IIF-9, later this week. Photo Credit: Alan Walters/AmericaSpace

After three successful flights in as many months—the Mobile User Objective System (MUOS)-3 and Soil Moisture Active Passive (SMAP) satellites, both in January, and most recently […]

Impressive 13 Missions On Tap for ULA in 2015

The MUOS-3 payload, encapsulated within its bulbous payload fairing, is readied for installation atop the Atlas V 551. This will be the first of 13 missions planned by United Launch Alliance (ULA) in 2015. Photo Credit: ULA

As it enters its ninth year of operations since its formation as a merger between Boeing and […]

Amazon.com Billionaire Bezos to Build Powerful New Rocket Engine for United Launch Alliance

Billionaire and Blue Origin founder Jeff Bezos unveils new model of the Blue Origin BE-4 liquid fueled rocket engine at a media briefing at the National Press Club in Washington, D.C., on Sept. 17, 2014. Credit: United Launch Alliance

United Launch Alliance (ULA) announced it is partnering with the highly secretive Blue Origin aerospace […]

PHOTOS: Stunning Views Capture Friday's Sunset ULA Delta-IV Launch With GPS IIF-6

A ULA Delta-IV rocket takes flight on its 26th mission Friday, May 16, 2014, on a mission to deliver the GPS IIF-6 satellite to orbit for the U.S. Air Force. Photo Credit: John Studwell / AmericaSpace

A beautiful Florida sunset was outdone by a United Launch Alliance (ULA) Delta-IV rocket last night with the […]

Despite Poor Weather Forecast, ULA Shoots for Thursday Delta IV Launch Attempt of GPS IIF-6

Artist’s impression of a Block IIF GPS satellite in orbit. Image Credit: U.S. Air Force

For the second time in 2014, United Launch Alliance (ULA) is primed to fly its venerable Delta IV on a mission to deliver another member of the Global Positioning System (GPS) IIF “constellation” of satellites into a medium orbit, […]

Tennessee Tech Alum Brent Gaddes, Patrick Hull Awarded for Work on Flight Hardware for Orion's First Flight Test

Patrick Hull, left, and Brent Gaddes, right, receive special commendation awards for their work on critical flight hardware for the Orion spacecraft’s first mission later this fall. John Casper, center, Orion special assistant for program integration and a former astronaut, presented the awards at an Orion flight hardware celebration at the Marshall Center.Image credit: […]

Workhorse Delta IV Returns to Flight With Rousing Nighttime Launch of GPS IIF-5 Satellite

The 25th Delta IV mission lights up the Florida sky with the GPS IIF-5 satellite. Photo Credit: John Studwell

Four months later than planned, United Launch Alliance (ULA) successfully returned its workhorse Delta IV vehicle to operational service yesterday (Thursday, 20 February), with the rousing 8:59 p.m. EST liftoff of a key mission to […]

After Four-Month Delay, 25th Delta IV Primed for Thursday Launch of GPS IIF-5 Satellite

A Delta IV Medium+ 4,2 vehicle—with a 13-foot (four-meter) payload fairing and two Graphite Epoxy Motors (GEM)-60s—roars toward orbit with GPS IIF-3 in October 2012. Photo Credit: Mike Killian / Zero-G News

Four months later than planned, United Launch Alliance (ULA) is ready to fly its venerable Delta IV for the 25th time on […]

ULA Prepares for Fifth Atlas V 501 Mission to Deliver Classified NROL-39 Payload to Orbit

Like February’s flight of the Landsat Data Continuity Mission (LDCM), the NROL-39 payload will be launched atop an Atlas V in its “501” configuration. Photo Credit: ULA / Pat Corkery

For only the fifth time in its history, United Launch Alliance (ULA) is primed to fly an Atlas V in its “501” configuration Thursday, […]