GPS 2F-3 satellite launched by Delta 4 rocketBY JUSTIN RAY
Posted: Sept. 30, 2012
Upgrading the Global Positioning System one launch at a time, a modern bird soars to space atop a Delta 4 launch vehicle to replace a long-surviving navigation satellite deployed 19 years ago, a durable craft of the past that doubled life's expectations and will give way to current advancements.
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