January 9, 2026
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Breaking News
  • [ January 9, 2026 ] Crew-11 to cut mission short and return to Earth due to medical issue Mission Reports
  • [ January 8, 2026 ] SpaceX scrubs midday Starlink mission launch from Cape Canaveral Falcon 9
  • [ January 7, 2026 ] NASA weighs an earlier end to the Crew-11 mission after a ‘medical situation’ with an ISS crew member postpones first spacewalk of 2026 Mission Reports
  • [ January 6, 2026 ] Dept. of the Air Force opens bidding for Space Launch Complex 14 at Vandenberg SFB News
  • [ January 4, 2026 ] SpaceX launches first Starlink deployment mission since problem strikes satellite Falcon 9

GSSAP

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.

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.

Atlas 5

2016 manifest preview: United Launch Alliance’s busy year ahead

January 2, 2016 Justin Ray

Some of America’s most critical surveillance satellites, final members of other spacecraft series and a probe that will touch an asteroid are among 15 rocket flights planned by United Launch Alliance in 2016.

Delta 4 Launch
Delta 4

Space surveillance craft launched by Delta 4 rocket

July 28, 2014 Spaceflight Now

A pair of covertly developed inspector satellites to monitor collision threats and nefarious activities in geosynchronous orbit for U.S. Strategic Command blasted off aboard a Delta 4 rocket.

Posts pagination

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News Headlines

  • Crew-11 to cut mission short and return to Earth due to medical issue
    January 9, 2026
  • SpaceX scrubs midday Starlink mission launch from Cape Canaveral
    January 8, 2026
  • NASA weighs an earlier end to the Crew-11 mission after a ‘medical situation’ with an ISS crew member postpones first spacewalk of 2026
    January 7, 2026
  • Dept. of the Air Force opens bidding for Space Launch Complex 14 at Vandenberg SFB
    January 6, 2026
  • SpaceX launches first Starlink deployment mission since problem strikes satellite
    January 4, 2026
  • SpaceX opens 2026 with launch of Cosmo-SkyMed Earth observation satellite for Italy
    January 2, 2026
  • Launch pad issue delays again Falcon 9 launch of Italian Earth observation satellite
    December 27, 2025
  • Former ULA president and CEO Tory Bruno joins Blue Origin
    December 26, 2025
  • H3 rocket suffers upper stage anomaly, fails to correctly deploy navigation satellite
    December 22, 2025
  • Tory Bruno steps down as President, CEO of ULA
    December 22, 2025
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