Satelles receivers configured for U.S. Transportation Department testing in 2020. Typical customer installations require far less gear. Credit: Satelles

TAMPA, Fla. — Competing positioning, navigation, and timing (PNT) companies are joining forces to accelerate efforts to back up global navigation satellite systems (GNSS).

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Jason Rainbow writes about satellite telecom, finance and commercial markets for SpaceNews. He has spent more than a decade covering the global space industry as a business journalist. Previously, he was Group Editor-in-Chief for Finance Information Group,...