Navstar Global Positioning System

摘要

1.COVID-19 to have little impact on program 2.USAF awarded Lockheed Martin what will be an approximately $7.2 billion GPS ⅢF contract The Pentagon originally pushed back GPS Ⅲ launches to enable block buys and launch a competition 3.GPS Ⅲ SV04 launched aboard Falcon 9 in November 2020 4.GPS ⅢF completed its Critical Design Review in.