Delta 4 – Page 5 – Spaceflight Now

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Delta 4 launch seen from press viewing site (members only)

August 22, 2019 Spaceflight Now

The final Delta 4 Medium rocket lifts off from Cape Canaveral Air Force Station on August 22, 2019, carrying into orbit the U.S. Air Force’s GPS 3 SV02 navigation satellite.

Photos: Final “single stick” Delta 4 rocket lifts off from Cape Canaveral

August 22, 2019 Stephen Clark

The last Delta 4-Medium rocket lifted off from Cape Canaveral Thursday with a GPS navigation satellite for the U.S. Air Force.

Delta 4 rocket’s launch timeline with GPS 3 SV02

August 22, 2019 Stephen Clark

A United Launch Alliance Delta 4 rocket will deliver the U.S. Air Force’s second GPS 3-series navigation satellite into an elliptical transfer orbit nearly two hours after liftoff from Cape Canaveral.

Live coverage: Delta 4 rocket lifts off with GPS satellite

August 22, 2019 Stephen Clark

The last flight of the single-core variant of United Launch Alliance’s Delta 4 rocket lifted off at 9:06 a.m. EDT (1306 GMT) Thursday from Cape Canaveral Air Force Station, Florida. The 207-foot-tall launcher carried a GPS navigation satellite into orbit for the U.S. Air Force.

ULA’s last Delta 4-Medium rocket set for launch Thursday

August 22, 2019 Stephen Clark

United Launch Alliance is set to retire part of its rocket family Thursday with the final flight of the Delta 4 rocket’s “single stick” configuration, a mission set for liftoff from Cape Canaveral carrying a new GPS navigation satellite into orbit for the U.S. Air Force.

ULA’s second launch of the month scheduled for Thursday

August 19, 2019 Stephen Clark

Weather forecasters expect a 70 percent chance of favorable conditions at Cape Canaveral for liftoff of a United Launch Alliance Delta 4 rocket Thursday with a GPS navigation satellite, marking the last flight of the Delta 4’s single-core variant after 29 flights since 2002.

GPS satellite installed atop Delta 4 launcher

August 2, 2019 Stephen Clark

The U.S. Air Force’s next GPS navigation satellite met its ride into space this week with the spacecraft’s bolting on top of a United Launch Alliance Delta 4 rocket at Cape Canaveral in preparation for liftoff Aug. 22.

Delta 4 launch delayed as ULA probes supplier concern

July 17, 2019 Stephen Clark

Concerns over an unspecified part flying on the upper stages of United Launch Alliance’s rockets have delayed the launch of a GPS satellite on a Delta 4 booster from July 25 to no earlier than Aug. 22. The same issue has also delayed an Atlas 5 launch.

GPS satellite encapsulated for Delta 4 launch

July 4, 2019 Stephen Clark

The U.S. Air Force’s next GPS navigation satellite has been closed up inside the payload fairing of its Delta 4 launcher ahead a liftoff from Cape Canaveral scheduled for July 25.

Final ‘single stick’ Delta 4-Medium rocket arrives at Florida launch pad

June 7, 2019 Stephen Clark

Ground crews finished the initial build-up of the last “single stick” medium-lift variant of United Launch Alliance’s Delta 4 rocket on its launch pad at Cape Canaveral last week in preparation for liftoff with a GPS navigation satellite July 25.