(mast) the mikulski archive for space telescopes (mast) is a nasa funded project to support and provide to the astronomical community a variety of astronomical data archives, with the primary focus on scientifically related data sets in the optical, ultraviolet, and near-infrared parts of the spectrum...
, is communication at a distance using light to carry information. it can be performed visually or by using electronic devices . the earliest basic forms of optical communication date back several millennia, while the earliest electrical device created to do so was the photophone , invented in . an optical...
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to nasa . despite being stored unused, the instruments are superior to the hubble space telescope . one journalist observed, "if telescopes of this caliber are languishing on shelves, imagine what they're actually using." [ ] spacecraft[ edit ] kh- hexagon during integration at lockheed the nro maintains...
transmitter to convert an electrical signal into an optical signal to send through the optical fiber, a cable containing bundles of multiple optical fibers that is routed through underground conduits and buildings, multiple kinds of amplifiers, and an optical receiver to recover the signal as an electrical...
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