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Breaking News
  • [ December 17, 2025 ] Live coverage: SpaceX to fly Starlink mission using Falcon 9 booster flying for a 30th time Falcon 9
  • [ December 16, 2025 ] Live coverage: SpaceX launches Wednesday morning Starlink mission from Kennedy Space Center Falcon 9
  • [ 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

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Atlas 5

Photos: Atlas 5 takes off with SBIRS GEO Flight 4

January 22, 2018 Stephen Clark

Revisit Friday night’s blastoff of a United Launch Alliance Atlas 5 rocket from Cape Canaveral with SBIRS GEO Flight 4, the fourth in an upgraded line of U.S. Air Force missile detection and warning satellites.

Atlas 5

Video: ULA highlights reel from Friday night’s Atlas 5 launch

January 20, 2018 Stephen Clark

United Launch Alliance has packed two days of rollout, countdown and launch activities into a two-minute video highlighting Friday night’s blastoff of an Atlas 5 rocket from Cape Canaveral with the U.S. Air Force’s SBIRS GEO Flight 4 missile-warning satellite.

Atlas 5

U.S. military satellite launched to fortify against missile attacks

January 20, 2018 Stephen Clark

A billion-dollar U.S. military satellite rode a United Launch Alliance Atlas 5 rocket into orbit Friday night from Cape Canaveral, joining a network of space sentinels warning of threatening missile launches from North Korea, or any other place on the globe.

Atlas 5

Replay: Atlas 5 launches missile warning satellite

January 20, 2018 Spaceflight Now

Watch a replay of the launch of an Atlas 5 rocket carrying the $1.2 billion SBIRS GEO Flight 4 satellite into orbit.

Members

Atlas 5 launch as seen from the KSC Press Site (members only)

January 20, 2018 Spaceflight Now

An Atlas 5 rocket lifts off from launch complex 41 at Cape Canaveral carrying the SBIRS GEO-4 missile early warning satellite in this video shot from the Kennedy Space Center Press Site.

Atlas 5

Atlas 5 team scrubs launch to study troublesome valve

January 19, 2018 Stephen Clark

Launch of an Atlas 5 rocket from Cape Canaveral with a U.S. Air Force infrared surveillance satellite was scrubbed Thursday evening after engineers encountered a balky valve associated with the first stage’s liquid oxygen system.

Atlas 5

Atlas 5/SBIRS GEO Flight 4 launch timeline

January 18, 2018 Spaceflight Now

This is the launch timeline to be followed by the Atlas 5 rocket’s ascent into orbit from Cape Canaveral with the SBIRS GEO Flight 4 satellite for U.S. military infrared reconnaissance.

Atlas 5

Photos: Ground crews roll 75th Atlas 5 rocket to its launch pad

January 17, 2018 Stephen Clark

The 75th Atlas 5 rocket rolled to its launch pad at Cape Canaveral on Wednesday, a day before it was scheduled to lift off with a U.S. Air Force satellite to provide warnings of missile launches that might threaten U.S. territories and allies.

Atlas 5

Live coverage: Atlas 5 launches from Cape Canaveral with missile warning satellite

January 17, 2018 Stephen Clark

The U.S. Air Force’s fourth new-generation SBIRS missile warning satellite is headed for geosynchronous orbit after lifting off from Cape Canaveral at 7:48 p.m. EST Friday (0048 GMT Saturday), after a one-day delay caused by a troublesome fill-and-drain valve.

Atlas 5

Two U.S. military satellite launches delayed into next year

August 2, 2017 Justin Ray

Two U.S. military satellite launches planned for this fall from Cape Canaveral are being delayed to 2018 due to separate factors, the Air Force says.

News Headlines

  • Live coverage: SpaceX to fly Starlink mission using Falcon 9 booster flying for a 30th time
    December 17, 2025
  • Live coverage: SpaceX launches Wednesday morning Starlink mission from Kennedy Space Center
    December 16, 2025
  • 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
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