June 21, 2026
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Breaking News
  • [ June 20, 2026 ] Live coverage: SpaceX to launch 24 Starlink satellites on Falcon 9 rocket from Vandenberg Falcon 9
  • [ June 18, 2026 ] SpaceX launches intelligence-gathering satellites for the National Reconnaissance Office Falcon 9
  • [ June 17, 2026 ] Arianespace launches its heaviest payload to date with Amazon Leo flight Ariane 6
  • [ June 16, 2026 ] SpaceX launches 3 Block 2 BlueBird satellites for AST SpaceMobile Falcon 9
  • [ June 16, 2026 ] Astrobotic showcases Griffin-1 lander ahead of environmental testing in California Mission Reports

Live coverage of Delta 4 countdown and launch

December 6, 2016 Justin Ray

Live coverage of the United Launch Alliance Delta 4 rocket flight with the Wideband Global SATCOM 8 satellite. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.


(Launch webcast begins at 6:33 p.m. EST / 2333 GMT)

  • Air Force
  • Boeing
  • Complex 37
  • Delta 376
  • Delta 4
  • Mission Status Center
  • United Launch Alliance
  • WGS 8
  • Wideband Global SATCOM

Related Articles

Mission Reports

Live coverage: Contact lost with Japanese moon lander

April 25, 2023 Stephen Clark

A commercial robotic lander developed by the Japanese company ispace was supposed to land on the moon at 12:40 p.m. EDT (1640 UTC) Tuesday, attempting to make history as the first privately-funded enterprise to achieve a controlled touchdown on the lunar surface. But mission controllers lost contact with the spacecraft just before landing.

Atlas 5

Photos: Atlas 5 powers NRO payload into the night

September 24, 2017 Justin Ray

The Atlas 5 rocket blasts off from Vandenberg Air Force Base in California for its late-night ascent to deploy the NROL-42 payload for the National Reconnaissance Office.

Delta 4

Photos: Delta 4 launches on secret NROL-45 mission

February 10, 2016 Justin Ray

A collection of pad photos from the United Launch Alliance Delta 4 rocket flight to deploy the NROL-45 spy satellite payload for the U.S. National Reconnaissance Office.

News Headlines

  • Live coverage: SpaceX to launch 24 Starlink satellites on Falcon 9 rocket from Vandenberg
    June 20, 2026
  • SpaceX launches intelligence-gathering satellites for the National Reconnaissance Office
    June 18, 2026
  • Arianespace launches its heaviest payload to date with Amazon Leo flight
    June 17, 2026
  • SpaceX launches 3 Block 2 BlueBird satellites for AST SpaceMobile
    June 16, 2026
  • Astrobotic showcases Griffin-1 lander ahead of environmental testing in California
    June 16, 2026
  • SpaceX launches its first Falcon 9 rocket since Nasdaq debut
    June 14, 2026
  • SpaceX launches Starlink mission from Cape Canaveral as stock trades on the Nasdaq for first time
    June 12, 2026
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg
    June 11, 2026
  • NASA chief defends selection of all-male Artemis 3 crew
    June 10, 2026
  • NASA names four-man crew to Artemis 3 mission
    June 9, 2026
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