Story perspectives

U.S. Satellites Monitor China's Shijian-29A, 29B in Orbit

3/27/2026

Summary

Story summary

U.S. satellites USA 324 and USA 325 tracked China's Shijian-29A and Shijian-29B in geostationary orbit from March 14 to 18, 2026.
The two U.S. satellites conducted a coordinated bracket maneuver to maintain continuous observation.
Shijian-29A and Shijian-29B, launched in December 2025, belong to a classified series testing space-detection technologies.
Operational roles of the Chinese satellites remain unclear, and brightness differences between them have been noted.

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Story summary

U.S. satellites USA 324 and USA 325 tracked China's Shijian-29A and Shijian-29B in geostationary orbit from March 14 to 18, 2026.
The two U.S. satellites conducted a coordinated bracket maneuver to maintain continuous observation.
Shijian-29A and Shijian-29B, launched in December 2025, belong to a classified series testing space-detection technologies.
Operational roles of the Chinese satellites remain unclear, and brightness differences between them have been noted.