OCX

July 14, 2025

OCX nears full operational integration

By Jesse Khalil

GPS relies on faint radio signals from satellites about 12,000 miles away, requiring a quiet spectrum neighborhood to operate. (Photo: NASA)

March 27, 2024

EAB Q&A: OCX is more than seven years behind schedule. What are the consequences?

By Matteo Luccio

Ground antenna at Schriever Air Force Base, home of the 50th Space Wing. (Photo: Raytheon)

August 24, 2023

GPS OCX still delayed and lawmakers are not happy

By Maddie Saines

July 26, 2022

Editorial Advisory Board Q&A: What will OCX bring?

By Matteo Luccio

GPS III space vehicle 05 (GPS III-SV05) launched in June 2021 from Cape Canaveral Space Force Base, Florida, aboard a SpaceX Falcon 9 launch vehicle. (Photo: SpaceX)

May 2, 2022

Directions 2022: GPS positioned for the future

By Michael J. Dunn

Colonel Ryan Colburn leads the team dedicated to modernizing the GPS constellation to meet tomorrow’s needs. (Photo: U.S. Space Force)

May 7, 2021

GPS upgrade: SMC shares constellation modernization plans

By Col. Ryan Colburn

Background image: NicoElNino/iStock / Getty Images Plus/Getty Images

January 7, 2021

First Fix: New year, new opportunities for GNSS industry

By J. David Grossman

June 24, 2020

First Fix: Don’t wait to update GPS

By Paul Crampton

March 30, 2020

Raytheon to replace computer hardware on new GPS ground system

By Tracy Cozzens

The Mobile Service Tower rolls back from the ULA Delta IV rocket carrying the GPS III SV02 satellite in preparation for launch. (Photo: ULA)

August 22, 2019

Second GPS III in orbit, responding to commands

By Tracy Cozzens

OCX nears full operational integration

EAB Q&A: OCX is more than seven years behind schedule. What are the consequences?

GPS OCX still delayed and lawmakers are not happy

Editorial Advisory Board Q&A: What will OCX bring?

Directions 2022: GPS positioned for the future

GPS upgrade: SMC shares constellation modernization plans

First Fix: New year, new opportunities for GNSS industry

First Fix: Don’t wait to update GPS

Raytheon to replace computer hardware on new GPS ground system

Second GPS III in orbit, responding to commands

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