Sirius 4 satellite now operational
December 31, 2007
SES Sirius has confirmed that the Sirius 4 communications satellite is now in operation and has taken over all transmissions from Sirius 2 and Sirius 3. Sirius 4 is intended to meet the increased demand for HDTV broadcasts in the Nordic countries, and the needs arising from the large increase in new television channels within Eastern Europe.