A Russian satellite seems to be tailing a US spy satellite in Earth orbit – The Verge

1. A Russian satellite seems to be tailing a US spy satellite in Earth orbit  The Verge
2. Why Is This Mystery Russian Spacecraft Suddenly Stalking a U.S. Spy Satellite?  Daily Beast
3. A Russian “Inspector” Spacecraft Now Appears To Be Shadowing An American Spy Satellite  The Drive
4. Russian inspection satellite appears to be stalking US spy satellite in space  Daily Mail
5. Mysterious Russian spacecraft has maneuvered into orbit right behind a $4 billion US spy satellite  Daily Mail
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