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Breaking News
  • [ October 2, 2025 ] Live coverage: SpaceX to launch 3rd consecutive Falcon 9 rocket from Vandenberg SFB, uninterrupted by a Cape mission Falcon 9
  • [ October 1, 2025 ] ViaSat-3 F2 satellite arrives in Florida ahead of late October launch Atlas 5
  • [ October 1, 2025 ] Report argues NASA is illegally using President’s Budget Request to circumvent Congress’ budgeting process News
  • [ September 30, 2025 ] Axiom Space taps Portuguese physiologist as first ‘Project Astronaut’ News
  • [ September 30, 2025 ] Ground testing anomaly destroys Firefly Aerospace’s Alpha booster intended for next flight Alpha

WGS 10

Delta 4

Photos: Delta 4 rocket blasts off from Cape Canaveral

March 20, 2019 Stephen Clark

A hydrogen-fueled main engine and four solid rocket boosters combined to propel a United Launch Alliance Delta 4 rocket off its launch pad at Cape Canaveral on March 15, successfully sending a U.S. Air Force communications satellite into orbit.

Delta 4

Delta 4 rocket launches Air Force’s 10th WGS broadband satellite

March 16, 2019 Stephen Clark

United Launch Alliance placed a new satellite in orbit with a fiery Friday night blastoff from Cape Canaveral, using a version of the Delta 4 rocket that is nearing retirement to supplement a U.S. military network relaying signals from drones and battlefield commanders.

Delta 4

Delta 4 rocket’s launch timeline with WGS 10

March 15, 2019 Stephen Clark

A United Launch Alliance Delta 4 rocket will deliver the U.S. Air Force’s tenth Wideband Global SATCOM communications satellite to a supersynchronous transfer orbit around 37 minutes after lifting off from Cape Canaveral.

Delta 4

Photos: Mobile gantry retracted at Delta 4 launch pad

March 15, 2019 Stephen Clark

hese photos show the 330-foot-tall mobile service tower moving into position for liftoff of a Delta 4 rocket from Cape Canaveral’s Complex 37B launch pad Friday.

Delta 4

Live coverage: Delta 4 rocket launches from Cape Canaveral

March 15, 2019 Stephen Clark

A United Launch Alliance Delta 4 rocket lifted off from Cape Canaveral at 8:26 p.m. EDT Friday (0026 GMT Saturday) with the U.S. Air Force’s tenth Wideband Global SATCOM satellite, extending the reach of the military’s highest-capacity satellite communications network.

Mission Reports

ULA plans to ring in the weekend with Friday evening launch

March 13, 2019 Stephen Clark

United Launch Alliance ground crews are putting the final touches on a Delta 4 rocket scheduled for blastoff Friday evening from Cape Canaveral with a U.S. Air Force communications satellite.

Mission Reports

Military satellite joined with Delta 4 rocket at Cape Canaveral

March 2, 2019 Stephen Clark

The addition of a U.S. Air Force communications satellite has capped the assembly of a 218-foot-tall United Launch Alliance Delta 4 rocket at Cape Canaveral set for liftoff the evening of March 13.

Mission Reports

Air Force releases new target dates for upcoming military launches

September 7, 2018 Stephen Clark

Managers have pushed back the next flight of United Launch Alliance’s Delta 4-Heavy rocket from a launch pad in California until no sooner than early December, and the first launch of SpaceX’s Falcon Heavy for the U.S. Air Force has likely been delayed to some time early next year, officials said this week.

News Headlines

  • Live coverage: SpaceX to launch 3rd consecutive Falcon 9 rocket from Vandenberg SFB, uninterrupted by a Cape mission
    October 2, 2025
  • ViaSat-3 F2 satellite arrives in Florida ahead of late October launch
    October 1, 2025
  • Report argues NASA is illegally using President’s Budget Request to circumvent Congress’ budgeting process
    October 1, 2025
  • Axiom Space taps Portuguese physiologist as first ‘Project Astronaut’
    September 30, 2025
  • Ground testing anomaly destroys Firefly Aerospace’s Alpha booster intended for next flight
    September 30, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    September 28, 2025
  • Sierra Space’s Dream Chaser debut mission delayed again, no longer docking to station
    September 26, 2025
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg
    September 25, 2025
  • ULA launches third batch of Amazon’s Project Kuiper satellites from Cape Canaveral
    September 25, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    September 25, 2025
  • Home
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