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... '''Year''' - 2001 '''Keywords''' - China, communications, satellites, geosynchronous '''JBIS Reference Code ''' - 2001.54.127 '''Number of Pages''' - 18 Abstract During 1984-1991 China launched a series of small communications satellites in the DFH-2 and DFH-2A series. This paper will review the programme, discussing the in-orbit behaviour of the satellites through to the termina ...

Image:Sakura.jpg 200px Sakura Communications Satellite Category:Spacecraft

Image:CTS.jpg 200px CTS communications satellite Category:Spacecraft

File:Telstar 1- First Private Communication Satellite - 1963.mp4 Category:Movie

... there were 41 meteorological satellites, 115 surveillance satellites, 97 navigational satellites, 194 Earth observation/remote sensing satellites, 195 civilian governmental and military communications satellites and 511 commercial communications satellites in operation at that time. Although communications satellites predominate in number and commercial revenues the various types of satellites ...

... understand about the half century evolution of spacecraft—and communications satellites in particular—has been the pattern of “technology inversion”. This means that communications satellites have become larger, more capable, with larger and more ... . This was known as the Teledesic satellite system. This gigantic small sat system, code named “The Calling Communications Satellite System”, was first announced in 1994 as a global communications network. This system as initially ...

... no "satellite showrooms" and every satellite is specially made. Also, satellites go into a range of different orbits. A typical rocket launch of a communications satellite will cost about $100 million, while the satellite itself might ... /For%20Kids/KidstoSpace.html Click here Category:Kids To Space Category:Kids To Space - SATELLITES

... of Russian photoreconnaissance satellites is the latest series to see operational use. The flight history of the programme is reviewed, together with the relationship between these satellites and the Geizer communications satellites which form ...

... ball just two feet in diameter, with four "sweptback" antennas. Inmarsat 4, a more recent communications satellite, weighs 100 times more, has a width of 150 feet with its solar cells extended ... /For%20Kids/KidstoSpace.html Click here Category:Kids To Space Category:Kids To Space - SATELLITES

... highly-energetic ionized particles in the direction of the Earth, which can cause failures in communication satellites, disrupt radio transmissions, and even cause overloads at power plants on Earth. These powerful CME ...

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