The Adepti Nederlands
Shijian-21 (SJ-21)
Illustration (artist impression) by The Adepti — not a photo; shape and proportions from public descriptions, details indicative
ASAT & counterspace

Shijian-21 (SJ-21)

Chinese tug satellite in GEO
CN

Grabbing and moving satellites in GEO

Launched in October 2021. In January 2022 SJ-21 docked with a defunct BeiDou satellite and towed it to a graveyard orbit — officially debris removal, but the same technique can tow away working satellites.

Learn more in the Space Academy →

Key data

Country
China
Orbit
GEO
Event
Jan. 2022: BeiDou-2 G2 towed to a graveyard orbit
Dual use
Debris removal and possibly a co-orbital weapon

News archive 0

Analysed reports from the RU Mil Tracker about this system, newest first. Archive since 2026-07-17.

No reports linked yet.

Discuss this system on the forum →

All information presented across The Adepti platform is drawn from open, publicly available sources and is offered for educational purposes only — verify it independently before relying on it for operational use.