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This is an accepted version of this page This is the latest accepted revision, reviewed on 23 February 2025. Objects intentionally placed into orbit This article is about human-made satellites. For moons, see Natural satellite. For other uses, see Satellite (disambiguation). Two CubeSats orbiting around Earth after being deployed from the ISS KibÅ module's Small Satellite Orbital Deployer A ...
Amazônia-1 is the first Earth observation satellite developed by Brazil, helped by Argentina's INVAP, who provided the main computer, attitude controls and sensors, and the training of Brazilian engineers,[8] and launched at 04:54:00 UTC (10:24:00 IST) on 28 February 2021.
How satellite internet works. Satellite Internet generally relies on three primary components: a satellite – historically in geostationary orbit (or GEO) but now increasingly in Low Earth orbit (LEO) or Medium Earth orbit MEO) [24] – a number of ground stations known as gateways that relay Internet data to and from the satellite via radio waves (), and further ground stations to serve each ...
First satellite to transmit television images from space (weather) April 1, 1960 United States: Echo 1: First passive reflector communications satellite: August 12, 1960 United States: Courier 1B: First active repeater communications satellite First communications satellite powered by solar cells to recharge storage batteries: October 4, 1960 ...
FSS satellite technology was also originally used for DTH satellite TV from the late 1970s to the early 1990s in the United States in the form of TVRO (Television Receive Only) receivers and dishes. It was also used in its K u band form for the now-defunct Primestar satellite TV service.
In 1967, the U.S. Navy developed the Timation satellite, which proved the feasibility of placing accurate clocks in space, a technology required for GPS. [ 27 ] In the 1970s, the ground-based OMEGA navigation system, based on phase comparison of signal transmission from pairs of stations, [ 28 ] became the first worldwide radio navigation system.
Take a look back in time and see the events -- both big and small -- that happened on January 31st throughout the years.
The recovery of the Discoverer 14 return capsule (typical for the CORONA series) A KH-4B CORONA satellite Discoverer 14 launch 1960, Thor Agena "A" launch vehicle. The CORONA [1] program was a series of American strategic reconnaissance satellites produced and operated by the Central Intelligence Agency (CIA) Directorate of Science & Technology with substantial assistance from the U.S. Air Force.