Delta 4 – Page 16 – Spaceflight Now

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Video: Delta 4 launches before dawn from California

February 10, 2016 Justin Ray

A replay of the United Launch Alliance Delta 4 rocket launching on the NROL-45 satellite-deployment mission for the National Reconnaissance Office from Vandenberg Air Force Base, California.

Photos: Delta 4 rocket revealed

February 10, 2016 Justin Ray

The 32-story-tall mobile service tower is retracted from the Delta 4 rocket at Vandenberg’s Space Launch Complex 6 pad for the NROL-45 flight that will place a surveillance satellite into orbit for the U.S. National Reconnaissance Office.

Live coverage: Delta 4 countdown and launch journal

February 9, 2016 Justin Ray

A United Launch Alliance Delta 4 rocket blasted off from Vandenberg Air Force Base in California at 3:40 a.m. local (6:40 a.m. EST; 1140 GMT) today to place a secret payload into space for the National Reconnaissance Office. Follow the mission in our live journal.

National Reconnaissance Office to begin year’s manifest with Delta 4

February 9, 2016 Justin Ray

Beginning the National Reconnaissance Office’s campaign of four launches in 2016 using boosters big and small to deploy a varied collection of new intelligence satellites, a Delta 4 rocket stands ready for liftoff before sun-up Wednesday from California.

Photos: NROL-45 payload fitted atop Delta 4 for launch

February 9, 2016 Justin Ray

This collection of photographs shows the National Reconnaissance Office’s classified NROL-45 payload, already encapsulated in the Delta 4 nose cone, being moved from the payload processing facility at Space Launch Complex 6 and lifted atop the United Launch Alliance rocket for flight from Vandenberg.

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 rocket evolving to upgraded main engine

March 27, 2015 Justin Ray

When the next Delta 4 rocket flies in July, as well as all future ones to come, the enhanced RS-68A main engine will power the boosters off the launch pad.

Recap story: New bird flies for GPS navigation network

March 25, 2015 Justin Ray

Climbing away from Earth on the power of its liquid hydrogen-fueled main engine and twin solid rockets, a Delta 4 booster successfully launched a new Global Positioning System satellite Wednesday to benefit U.S. military operations and civilian society as a whole.

Photos: Delta 4’s foggy launch

March 25, 2015 Justin Ray

The 721,000-pound United Launch Alliance Delta 4 rocket launches on-time at 2:36 p.m. EDT Wednesday into a deck of low-hanging clouds over Complex 37 at Cape Canaveral Air Force Station carrying the GPS 2F-9 navigation satellite.

Live coverage: Delta 4 rocket launches with GPS satellite

March 25, 2015 Justin Ray

A United Launch Alliance Delta 4 rocket lifted off Wednesday at 2:36 p.m. EDT (1836 GMT) from Cape Canaveral on a mission to place into orbit a fresh satellite for the Global Positioning System.