Tag: Delta 4
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Live coverage: Delta 4-Heavy rocket launches from Cape Canaveral
Live coverage of the countdown and launch of a Delta 4-Heavy rocket with the classified NROL-44 payload for the National Reconnaissance Office. Text updates will appear automatically below. Follow us on Twitter. [tabby title=”ULA broadcast”] [tabby title=”SFN pad view”] [tabbyending] United Launch Alliance’s live launch broadcast begins at 7:45 p.m. EST Thursday, Dec. 10 (0045 GMT Friday,…
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ULA’s Delta 4-Heavy ready for another launch attempt after pad repairs
File photo of the swing arms at Cape Canaveral’s Complex 37B launch pad. Credit: United Launch Alliance United Launch Alliance is set to try again to launch a Delta 4-Heavy rocket and a classified U.S. government spy satellite Thursday after delays of more than three months caused by persistent issues with the mission’s launch pad.…
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ULA’s Delta 4-Heavy rocket still grounded by launch pad problem
Three swing arms are designed to pull away from the Delta 4-Heavy rocket at liftoff. Credit: United Launch Alliance United Launch Alliance engineers have resolved the problem that triggered an abort of a planned Delta 4-Heavy rocket launch Sept. 30, but the company said Friday it is continuing to evaluate a concern with the launch…
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Delta 4-Heavy launch aborted at T-minus 7 seconds
Another countdown for United Launch Alliance’s next Delta 4-Heavy rocket mission ended without a liftoff Wednesday after a computer sequencer detected a potential problem just before engine ignition. The rocket was set to blast off from Cape Canaveral with a U.S. government spy satellite at 11:54 p.m. EDT Wednesday (0354 GMT Thursday), but the countdown…
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Mobile gantry wheeled away from Delta 4-Heavy rocket at Cape Canaveral
United Launch Alliance teams rolled the Mobile Service Tower away from a Delta 4-Heavy rocket at Cape Canaveral’s Complex 37B launch pad Wednesday in preparation for liftoff on a national security mission. The 9-million-pound, 330-foot-tall mobile gantry began moving away from the Delta 4-Heavy rocket shortly after 3 p.m. EDT (1900 GMT) Wednesday. The structure…
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Live coverage: Delta 4-Heavy countdown halted in final seconds
Live coverage of the countdown and launch of a Delta 4-Heavy rocket with the classified NROL-44 payload for the National Reconnaissance Office. Text updates will appear automatically below. Follow us on Twitter. United Launch Alliance’s live launch broadcast begins at 11:34 p.m. EDT on Wednesday, Sept. 30 (0334 GMT on Oct. 1).
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Delta 4-Heavy launch delayed by ground system issue
EDITOR’S NOTE: Updated Sept. 25, 26 and 27 with launch delays. ULA’s Delta 4-Heavy rocket is revealed during retraction of the launch pad’s mobile gantry before a launch attempt last month. Credit: United Launch Alliance United Launch Alliance’s next launch attempt for its Delta 4-Heavy rocket from Cape Canaveral with a top secret U.S. government spy…
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ULA targeting Sept. 26 for next Delta 4-Heavy launch attempt
A Delta 4-Heavy rocket is awaiting launch from Cape Canaveral on the NROL-44 mission, carrying a classified satellite for the National Reconnaissance Office. Credit: United Launch Alliance United Launch Alliance said Thursday it is targeting Sept. 26 for the next attempt to send a classified U.S. government spy satellite into orbit aboard a Delta 4-Heavy…
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Launch of NRO spy satellite delayed at least a week
Credit: United Launch Alliance The launch from Cape Canaveral of a top secret spy satellite for the U.S. government was aborted at the last moment early Saturday as its United Launch Alliance Delta 4-Heavy rocket ignited three main engines, a dramatic cutoff of the countdown that will delay the mission by at least one week.…
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Up to three launches planned this weekend from Cape Canaveral
In this long exposure file photo from May 2019, a Falcon 9 rocket is seen streaking into space from Cape Canaveral, with its first stage booster returning to landing minutes later on a drone ship just offshore. Credit: SpaceX Delays have set up the possibility of up to three rocket launches this weekend from different…