At present, there are nine such satellites, five over the Atlantic Ocean, and two each over the Pacific and Indian Oceans. The INTELSAT system uses geostationary satellites in orbit above the earth's equator at 36,000 Km (23,000 miles).
目前共約有九枚正在使用的商用通訊衛星，分佈在大西洋、太平洋和印度洋上空，衛星軌道是在赤道上空三萬六千公里。