October 14, 2019

Recap story: New bird flies for GPS navigation network

March 25, 2015

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

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.

Video: Delta 4 lifts off

March 25, 2015

A United Launch Alliance Delta 4 rocket was launched on-time today at 2:36 p.m. EDT carrying a new Global Positioning System spacecraft to advance the navigation network with every launch.

Photos: Delta 4 awaits blastoff

March 24, 2015

The United Launch Alliance Delta 4 rocket sits peacefully inside its mobile service gantry on Tuesday afternoon, one day before its scheduled launch of the GPS 2F-9 navigation satellite.

Photos: Next GPS satellite readied for launch

March 18, 2015

The U.S. Air Force’s ninth Global Positioning System (GPS) 2F satellite, GPS 2F-9, is encapsulated in the Delta 4 rocket’s four-meter-diameter nose cone at a processing facility and then moved to the launch pad at Complex 37 for mating to its booster inside the mobile service tower.

Delta/GPS 2F-9 launch timeline

March 15, 2015

This is the ascent timeline to be followed by the United Launch Alliance Delta 4 rocket in launching the Air Force’s GPS 2F-9 navigation satellite on March 25 at 2:36 p.m. EDT.

Newest GPS satellite goes active

December 18, 2014

The fourth modernized Global Positioning System satellite launched this year has completed in-orbit testing and joined the constellation.

Video: Atlas 5 GPS 2F-8 Launch Highlights

October 30, 2014

Video highlights of the 50th Atlas 5 flight. The United Launch Alliance rocket carried the eighth Global Positioning System (GPS 2F-8) satellite for the U.S. Air Force.

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