Uploaded September 2017 | Updated September 2026, 3 weeks ago

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United Launch Alliance (ULA) launched an Atlas V rocket on Saturday evening, carrying out the classified NROL-42 mission for the United States National Reconnaissance Office. Atlas – delayed two days via the requirement to changeout a battery on the booster – lifted off from California’s Vandenberg Air Force Base at 22:49 Pacific Time (05:49 UTC on Sunday).