SMRTR Science & EngineeringJul 14, 2025Interesting Engineering

China’s satellites may have pulled off world’s first in-orbit fuel refill, beating US

SMRTR summary

China may have achieved the world's first in-orbit satellite refueling operation. Two Chinese satellites, Shijian-21 and Shijian-25, were observed performing close proximity maneuvers in geostationary orbit between June and July. This milestone could enable more advanced space operations and deep space missions in the future.

SMRTR provides this summary for quick context. The original article belongs to Interesting Engineering.

Read the original article
SMRTR Science & Engineering

Get the next batch of curated summaries in your inbox.

This archive is built from SMRTR newsletter summaries. Subscribe for hand-picked stories without the extra noise.