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Satellite - Wikipedia


The first artificial satellite was Sputnik 1, launched by the ... Sputnik 2 was launched on November 3, 1957 and carried the first ... In February 1954 Project RAND released "Scientific Uses fo...

What are uses of artificial satellites? | Reference.com


Artificial satellites are used for many purposes, including communications, navigation, ... In addition, there are two man-made satellites orbiting the moon; one .

Artificial Satellites - Universe Today


Dec 24, 2015 ... Artificial satellites are human-built objects orbiting the Earth and ... Some satellites fulfill a single purpose, while others are designed to ... as close as possible to the Earth's equator, to give an extra velocity kick ... April 2, 2015.

What Are Satellites Used For? | Union of Concerned Scientists


Oct 4, 2016 ... More Ways to Give ... Satellites are manmade objects put into orbit. ... phone communications on airplanes, and are often the main conduit of ...

Artificial satellites | Sciencelearn Hub


Mar 27, 2013 ... An artificial satellite is an object that people have made and launched into orbit ... The size, altitude and design of a satellite depend on its purpose. ... The main part of this is as big as a large five-bedroom house, but including ...

What Is a Satellite? | NASA


An artist's drawing of the Jason-2 satellite in orbit above Earth. he Jason-2 satellite ... But usually when someone says "satellite," they are talking about a " man-made" satellite. Man-made satellites ... work in two ways. People can give Robonaut a simple job to do. .... NASA uses robotic arms to move large obj...

Functions of a Satellite


Apr 17, 1997 ... Although before artificial satellites were invented a satellite was ... An artificial satellite is a man made object placed into orbit around the Earth for the purpose ... The orbit of the satellite is achieved when it is given a horizontal ...

Artificial satellites - BBC


We use cookies to ensure that we give you the best experience on our website. ... Artificial satellites are built by people and launched by rockets into space, ...

artificial satellite facts, information, pictures | Encyclopedia.com ...


Make research projects and school reports about artificial satellite easy with credible articles from our ... Skip to main content ... Optical tracking uses special cameras to follow satellites illuminated either by the sun or laser beams. ... This passive mode of operation quickly gave way to the active or repeater mode, in which ...