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Were there really video tape recorders orbiting the Earth in 1962? Yes! The first was launched in 1960 only two and a half years after Sputnik-1. There were video reel-to-reel tape recorders in the 1960's, even for home or educational use in schools, but they did suffer from degradation and occasional tape-eating if the mechanism was not carefully and ...


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From the Johns Hopkins University page: It is possible that another flyby target can be found and reached with New Horizons' remaining fuel supply. And after that? Another exciting possibility is that we can dramatically augment New Horizons' capabilities by uploading new observing and onboard data-reduction software once the spacecraft's flyby ...


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Satellites, for the most part, do not emit visible light. Instead, they reflect light. Thus, other than portions of that light that are absorbed/scattered by the various reflective surfaces of the satellite, the spectra measured will be that of the light source shining upon them. When satellites are bright enough to be seen at night on the earth's surface, ...


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These images are taken during local night. i.e. LRO is flying over an area of the moon which is not illuminated by the sun at that time. An easy way to confirm this is to click on the "info" icon next to the image in USGS Pilot, and look at the "local solar time" field. If the time is between about 06:00 (6am) and 18:00 (6pm), you will see a dark image or a ...


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Luna 15 seen from Apollo 11 - Youtube


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