Ground-based observations of PT Telkom's 18-year old Telkom-1 satellite show a large cloud of debris generated the night the satellite lost contact with customers across Indonesia. ExoAnalytic Solutions, a commercial space-situational-awareness company that employs a network of telescopes to track satellites and other orbital objects, recorded the event Aug. 25. ... ExoAnalytic Solutions uses a network of more than 160 optical telescopes to monitor the geostationary arc, a 36,000 kilometer-high belt around the Earth where most telecommunications satellites reside. Those telescopes can detect objects down to 0.4 meters in size, Hendrix said, and with post-processing, down to 10 centimeters. ......