Tag: Delta IV

  • Delta IV Heavy launches on final mission

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    United Launch Alliance’s Delta IV rocket has successfully launched Tuesday on its final flight, the NROL-70 mission for the National Reconnaissance Office. Liftoff from SLC-37B at the Cape Canaveral Space Force Station has happened at 12:53 PM EDT (17:53 UTC) following a scrub on the initial attempt over a week ago. The launch marks the…

  • ULA’s penultimate Delta IV Heavy launches NROL-68 mission

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    United Launch Alliance’s penultimate Delta IV Heavy rocket took flight on the NROL-68 mission Thursday, lofting a secretive payload for the National Reconnaissance Office. Liftoff, from Space Launch Complex 37B at Cape Canaveral, is expected at 05:18 AM EDT (10:18 UTC). The mission was set to launch on Wednesday before ULA scrubbed the attempt due…

  • Last West Coast Delta IV Heavy launches with NROL-91

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    United Launch Alliance’s (ULA) Delta IV Heavy rocket made its last West Coast launch on Saturday, carrying out a mission for the National Reconnaissance Office, as it moves one flight closer to retirement. Liftoff of the NRO Launch 91 (NROL-91) mission from Space Launch Complex 6 — at the Vandenberg Space Force Base in California…