December 16, 2025
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Breaking News
  • [ December 15, 2025 ] Rocket Lab Electron rocket aborts liftoff at engine ignition Electron
  • [ December 15, 2025 ] ULA Atlas 5 launch puts Amazon’s 180th broadband satellite in low Earth orbit Atlas 5
  • [ December 14, 2025 ] Falcon 9 launch of 29 Starlink satellites from the Kennedy Space Center delayed to Wednesday Falcon 9
  • [ December 14, 2025 ] SpaceX launches 100th Falcon 9 rocket from Florida in 2025 Falcon 9
  • [ December 13, 2025 ] SpaceX completes 550th booster landing amid Saturday night Falcon 9 flight Falcon 9

Live coverage: Atlas 5 countdown and launch journal

September 19, 2017 Justin Ray

Live coverage of the United Launch Alliance Atlas 5 rocket flight to deploy the NROL-42 payload for the National Reconnaissance Office.

(Launch webcast begins at 10:10 p.m. local / 1:10 a.m. EDT / 0510 GMT)

Entries below listed as EDT (subtract 3 hours for local time; add 4 hours for GMT)

  • Atlas 5
  • AV-072
  • Mission Status Center
  • National Reconnaissance Office
  • NROL-42
  • United Launch Alliance
  • Vandenberg Air Force Base

Related Articles

Falcon 9

First two Iridium Next satellites shipped to Vandenberg

August 3, 2016 Stephen Clark

The first two next-generation Iridium satellites, designed to connect global subscribers with data and voice traffic, arrived at Vandenberg Air Force Base on Tuesday, where they will join eight more message relay craft for launch in September on a SpaceX Falcon 9 rocket.

Atlas 5

Live webcast: Cygnus freighter leaves the space station Sunday morning

June 3, 2017 Justin Ray

Taking advantage of available astronaut time, the International Space Station’s crew will cast off the commercial Orbital ATK Cygnus freighter on Sunday morning nearly six weeks ahead of schedule.

Mission Reports

Live coverage: NASA conducts Orion abort test over Cape Canaveral

July 1, 2019 Stephen Clark

NASA and industry teams at Cape Canaveral launched an Orion capsule on a three-minute atmospheric test flight Tuesday to prove the spaceship’s ability to escape from an exploding rocket during launch, demonstrating a key safety feature before astronauts ride the vehicle into deep space. Liftoff occurred at 7 a.m. EDT (1100 GMT).

News Headlines

  • Rocket Lab Electron rocket aborts liftoff at engine ignition
    December 15, 2025
  • ULA Atlas 5 launch puts Amazon’s 180th broadband satellite in low Earth orbit
    December 15, 2025
  • Falcon 9 launch of 29 Starlink satellites from the Kennedy Space Center delayed to Wednesday
    December 14, 2025
  • SpaceX launches 100th Falcon 9 rocket from Florida in 2025
    December 14, 2025
  • SpaceX completes 550th booster landing amid Saturday night Falcon 9 flight
    December 13, 2025
  • Blue Origin halfway through 4-flight certification to allow launch of national security missions
    December 13, 2025
  • Study: Current, future megaconstellations risk space-based astronomy
    December 12, 2025
  • SpaceX breaks launch pad turnaround record with flight of Falcon 9 rocket from Cape Canaveral
    December 11, 2025
  • SpaceX launches 160th Falcon 9 rocket of 2025
    December 10, 2025
  • SpaceX launches classified payload for the National Reconnaissance Office
    December 9, 2025
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  • Members
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    • Members Content
  • Live
  • Shop

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