PARIS — Satellite fleet operator SES said it had re-established contact with its AMC-9 satellite on July 1, two days after receiving word that the U.S. Air Force was tracking at least two objects that likely were pieces of the satellite in the same orbit.

AMC-9, which stopped responding to commands on June 17, has been slowly turning on itself and drifting westward along the geostationary arc since then.

SES’s satellite control network succeeded in shutting off the satellite’s broadcasts, meaning it does not . . .

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