Tag: Delta IV
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ULA Delta IV successfully lofts sixth Block IIF GPS satellite
The United Launch Alliance (ULA) successfully launched the US Air Force’s sixth Block IIF GPS satellite atop a Delta IV rocket on Friday. Liftoff from Space Launch Complex 37 (SLC-37) at Cape Canaveral Air Force Station was on at 8:03pm local time, following a 24 hour scrub turnaround due to very poor weather on the…
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EFT-1 Orion slips to December – Allows military satellite to launch first
Orion’s first trip into space has been delayed by nearly three months, following a manifest decision that prioritized the launch of a military satellite for the Geosynchronous Space Situational Awareness (GEO SSA) system. Due to manifest pressure and spacing requirements between Delta IV launches, a USAF manifest board moved to ensure to the military satellite was given…
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SpaceX and ULA go toe-to-toe over EELV contracts
In what was one of the most fascinating hearings in years, SpaceX CEO Elon Musk and United Launch Alliance (ULA) boss Michael Gass faced off against each other over the lucrative Evolved Expendable Launch Vehicle (EELV)-class contracts. Both gentlemen didn’t pull their punches, with Mr. Gass cited ULA’s superior reliability, while Mr. Musk denounced ULA’s costs,…
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ULA Delta IV successfully launches with GPS IIF-5
The US Air Force’s fifth GPS Block IIF navigation satellite was launched on Thursday night. Liftoff, from Cape Canaveral Air Force Station in Florida, via the United Launch Alliance (ULA) Delta IV rocket, came at the end of a nineteen-minute window, resulting in a T-0 of 8:59 pm Eastern (01:59 UTC on Friday). The delay…
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United Launch Alliance celebrate 75 launch milestone
The United Launch Alliance (ULA) celebrated its 75 launch milestone when their Atlas V launch vehicle successfully lofted the AEHF-3 satellite out of Cape Canaveral Wednesday morning. While its successes with payloads such as military satellites continue, the company is also a front runner in the effort of returning America’s domestic crew launch capability in…
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ULA Delta IV successfully lofts WGS-5 satellite
A United Launch Alliance Delta IV has launched with the fifth Wideband Global SATCOM satellite on Friday night, following a 24 hour delay caused by an issue associated with a ground support system helium pressurization line. Liftoff from Space Launch Complex 37B at the Cape Canaveral Air Force occured at 20:27 local time. Delta IV…
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Atlas V green light after RL-10 is exonerated during Delta IV anomaly review
The United Launch Alliance (ULA) are clear to resume launches of their Atlas V rocket, after a review into an anomaly with their Delta IV Upper Stage, during the launch of the GPS IIF-3 satellite, reached a key stage. The green light allows for launches of the Atlas V – which shares commonality via the…
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ULA Delta IV launches GPSIIF-3 from Cape Canaveral
United Launch Alliance’s Delta IV rocket launched from Cape Canaveral early on Thursday, carrying a Global Positioning System (GPS) satellite for the United States Air Force. The launch was on schedule at the start of a 19-minute window that opened at 12:10 UTC (08:10 local time). The spacecraft was deployed after a multi-hour trip into space. Delta…
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ULA Delta IV launches the NROL-25 military satellite from VAFB
A new Delta IV configuration has made its first flight Tuesday, carrying the NROL-25 payload for the United States National Reconnaissance Office. Liftoff from Space Launch Complex 6 at the Vandenberg Air Force Base in California was on schedule at 23:12 UTC (16:12 local time). Delta IV Launch: Whilst its mission is officially classified, NROL-25 is…
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ULA Delta IV successfully launches the fourth WGS spacecraft
United Launch Alliance have conducted the United States’ first orbital launch of the year on Thursday, when their Delta IV launched with the fourth Wideband Global Satcom spacecraft. Liftoff from SLC-37B at the Cape Canaveral Air Force Station was on schedule for the beginning of a 93-minute launch window which opened at 19:38 local time…