May 3, 2026
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Breaking News
  • [ May 2, 2026 ] SpaceX launches South Korean Earth observation satellite, plus 44 more payloads on midnight Falcon 9 rideshare mission Falcon 9
  • [ May 1, 2026 ] SpaceX marks May Day, National Space Day with Starlink mission on a Falcon 9 rocket from Cape Canaveral Falcon 9
  • [ April 29, 2026 ] SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB Falcon 9
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  • [ April 28, 2026 ] Launch preview: SpaceX seeks second attempt at Falcon Heavy launch following weather scrub on Monday Falcon Heavy

Air Force

Delta 4

Live coverage: Tonight’s Delta 4 countdown and launch journal

August 17, 2016 Justin Ray

A pair of Air Force surveillance satellites headed to geosynchronous orbit today to reconnoiter the high ground, departing Cape Canaveral aboard a United Launch Alliance Delta 4 rocket at 12:52 a.m. EDT (0452 GMT). It is the 375th Delta rocket flight since 1960.

Delta 4

Preview: Two space informants to be launched to geosynchronous orbit

August 16, 2016 Justin Ray

The Air Force will launch a second pair of small security probes 22,300 miles above the Earth using a Delta 4 rocket on Friday to alert ground controllers of impending space collisions and monitor potential meddling with U.S. orbiting assets.

Delta 4

Timeline: Delta 4/GSSAP launch events

August 16, 2016 Justin Ray

Follow the unclassified portion of the Delta 4 rocket’s ascent to space from Cape Canaveral’s Complex 37 launch pad with the U.S. Air Force’s two Geosynchronous Space Situational Awareness Program, or GSSAP, satellites.

Uncategorized

Weather outlook good for Friday’s early morning Delta 4 launch

August 15, 2016 Justin Ray

Air Force meteorologists are giving favorable weather odds for the Delta 4 rocket to launch a pair of space surveillance satellites early Friday morning from Cape Canaveral.

Delta 4

Photos and video: Payload hoisted atop Delta 4 for upcoming launch

August 12, 2016 Justin Ray

The two Geosynchronous Space Situational Awareness Program, or GSSAP, satellites for the U.S. military are mounted aboard the United Launch Alliance Delta 4 rocket. Liftoff is planned for Aug. 19 from Cape Canaveral.

Delta 4

Air Force satellite duo mated to Delta 4 rocket for next week’s launch

August 9, 2016 Justin Ray

Two space informants to track objects in geosynchronous orbit have been mounted atop their Delta 4 launch vehicle for liftoff Aug. 19.

Atlas 5

Next missile warning sentinel set for October launch to geosynchronous orbit

August 5, 2016 Justin Ray

A highly sophisticated U.S. Air Force satellite to sound the alarm when an enemy missile launches has shipped to its Florida launch site for liftoff in October aboard a United Launch Alliance Atlas 5 rocket.

Delta 4

Delta 4 rocket undergoes launch day rehearsal for its next Air Force mission

July 30, 2016 Justin Ray

A United Launch Alliance Delta 4 rocket went through a practice countdown and fueling exercise this week to prepare for its Aug. 19 liftoff to deliver a pair of orbital surveillance satellites into space.

Delta 4

Delta 4 rolls out for second launch in ‘neighborhood watch’ effort

July 6, 2016 Justin Ray

Just three weeks after the Delta 4-Heavy rocket left the launch pad on its way to a successful satellite-deployment mission for U.S. national security, a smaller booster in the family has rolled out for its August military flight.

Delta 4

Photos: More shots of Saturday’s Delta 4-Heavy rocket Launch

June 12, 2016 Justin Ray

Departing on three pillars of fire, the United Launch Alliance Delta 4-Heavy rocket lifted off at 1:51 p.m. from Cape Canaveral for a classified national security satellite deployment.

Posts pagination

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News Headlines

  • SpaceX launches South Korean Earth observation satellite, plus 44 more payloads on midnight Falcon 9 rideshare mission
    May 2, 2026
  • SpaceX marks May Day, National Space Day with Starlink mission on a Falcon 9 rocket from Cape Canaveral
    May 1, 2026
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    April 29, 2026
  • SpaceX launches 6-ton ViaSat-3 F3 satellite on Falcon Heavy rocket
    April 29, 2026
  • Launch preview: SpaceX seeks second attempt at Falcon Heavy launch following weather scrub on Monday
    April 28, 2026
  • ULA launches 29 Amazon Leo satellites on Atlas 5 rocket from Cape Canaveral
    April 27, 2026
  • SpaceX scrubs Falcon Heavy launch of final ViaSat-3 satellite due to poor weather
    April 27, 2026
  • SpaceX flies 25 Starlink satellites to orbit on its 50th Falcon 9 launch of the year
    April 26, 2026
  • SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    April 23, 2026
  • SpaceX launches final GPS III satellite for the U.S. Space Force
    April 21, 2026
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