Uploaded July 2026 | Updated September 2026, 2 weeks ago

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Watch a replay of our live coverage as SpaceX aborted the launch of a Falcon 9 rocket from California. Liftoff of the Starlink 17-39 mission from Space Launch Complex 4E (SLC-4E) at Vandenberg Space Force Base was planned for Monday, July 20, at 7:49 a.m. PDT (10:49 a.m. EDT / 1449 UTC).

Live commentary was provided by Spaceflight Now's Will Robinson-Smith.

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