Delta IV Medium
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in SpaceA Look Back at Delta IV Medium’s Spectacular 17 Year Career
As United Launch Alliance (ULA) counts down to the planned 9 a.m. EDT Thursday launch of its final Delta IV Medium booster, this week offers an opportune moment to reflect on the career of a vehicle which has delivered a smorgasbord of military, civilian and scientific payloads into Earth orbit and beyond over the course […] More
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in News, Air Force, United Launch Alliance, Cape Canaveral Air Force Station, Military Space, Delta IV, ULA, satellite, Space Coast, Launch, WGS, WGS-9Delta IV to Launch WGS-9 This Saturday After RS-68 Engine Problem
A United Launch Alliance Delta-IV rocket is set for launch March 18 carrying the WGS-9 satellite—the ninth of 10 planned U.S. Air Force/Boeing Wideband Global Satcoms. A spectacular dusk liftoff for the Delta IV medium+ (5,4) version into a supersynchronous geosynchronous transfer orbit is planned for 7:44 p.m. EDT, at the opening of a 74 minute […] More
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in AmericaSpace, Space, United Launch Alliance, Cape Canaveral Air Force Station, CCAFS, Delta IV, Ben Evans, ULA, satellite, GPS, Launch, Missions, low earth orbit, Delta-IV Heavy, GPS IIF-9
First Delta IV of 2015 to Deliver GPS IIF-9 Satellite to Orbit on Wednesday
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 the Magnetospheric Multiscale Mission (MMS), two weeks ago—United Launch Alliance (ULA) is primed to deliver the next member of the Global Positioning System (GPS) Block IIF constellation into a […] More
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in AmericaSpace, Space, Delta IV, Ben Evans, AFSPC-4
Long-Delayed AFSPC-4 Mission Boosted Into Orbit Atop Delta IV Rocket
After four fruitless attempts, scuppered on Wednesday by Ground Support Equipment (GSE) issues and on Thursday, Friday, and Saturday by appalling weather conditions in the Cape Canaveral area, United Launch Alliance (ULA) demonstrated Monday night that good things definitely come to those who wait, when it successfully launched its long-delayed Delta IV booster to deliver […] More
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in AmericaSpace, Space, Delta IV, Ben Evans, AFSPC-4
Delta IV Stands Ready for Air Force’s ‘Neighborhood Watch’ Mission
On its eighth mission of a marathon 15 planned flights in 2014, United Launch Alliance (ULA) is ready to deliver a pair of Geosynchronous Space Situational Awareness Program (GSSAP) satellites and a single Automated Navigation and Guidance Experiment for Local Space (ANGELS) satellite into a near-geosynchronous orbit of about 22,300 miles (35,900 km), fulfilling the […] More
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After Four-Month Delay, 25th Delta IV Primed for Thursday Launch of GPS IIF-5 Satellite
Four months later than planned, United Launch Alliance (ULA) is ready to fly its venerable Delta IV for the 25th time on Thursday, 20 February, with the scheduled 8:40 p.m. EST liftoff of a key mission to insert the Global Positioning System (GPS) IIF-5 satellite into a medium orbit, some 11,047 nautical miles (20,460 km) […] More
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Faulty Valve Replacement Delays ULA’s Next Delta IV Launch
With a launch-heavy weekend behind us—Sunday, 29 September having seen both the successful maiden flight of SpaceX’s new Falcon 9 v1.1 from Vandenberg Air Force Base, Calif., and the return to flight of the troubled Proton-M booster from Baikonur, Kazakhstan—it will be a little longer before we next hear the roar of space-bound rocket engines. United […] More
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in News, Boeing, press release
Boeing Communications Relay Satellites Complete Space, Earthly Testing
Two Boeing Tracking and Data Relay Satellites (TDRS) have completed testing milestones – one in space and the other on Earth – marking more progress in enhancing the tracking and communications network used by NASA and its customers. More
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United Launch Alliance Poised to Conduct Landmark 75th Mission
Next month, the Centennial, Colo.-based United Launch Alliance (ULA) will hit a milestone by launching its 75th mission since the company was formed in December 2006. Already deep into processing, the Atlas V vehicle for the scheduled late September mission will deliver the U.S. Air Force’s third Advanced Extremely High Frequency (AEHF-3) satellite into supersynchronous transfer […] More
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in Cocoa Beach, United Launch Alliance, Cape Canaveral Air Force Station, CCAFS, Delta IV, Alan Walters, ULA
Take Back the Night: Launch Images of Delta IV with WGS-6
CAPE CANAVERAL, Fla — On Aug. 7, 2013, the AmericaSpace team headed to meet representatives from the United States Air Force’s 45th Space Wing as well as those from United Launch Alliance (ULA) in preparation for the launch of ULA’s Delta IV Medium with the Wideband Global Satcom 6 (WGS-6) spacecraft. This was far from our […] More
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Light & Sound: The Launch of ULA Delta IV Rocket with WGS-6
[youtube_video]http://youtu.be/ZgkvzJje7OM[/youtube_video] Video courtesy of AmericaSpace / Wired4Space CAPE CANAVERAL, Fla — Given the recent rains in the area, many of the media that assembled to cover the launch of a United Launch Alliance Delta IV Medium rocket were concerned with the mosquitoes that would assail them in the marshes where they were allowed to view liftoff […] More
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Delta IV Launches High-Capacity WGS-6 Military Communications Satellite
For the second time this year, a United Launch Alliance (ULA) Delta IV Medium+ rocket thundered perfectly into orbit tonight (Wednesday) to deliver a key communications satellite on behalf of the U.S. Air Force. Liftoff of the venerable rocket—which flew in its “5,4” configuration, with a 5-meter (16-foot) payload fairing, a modified second stage with […] More
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