Annonce
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Aucune annonce.
Photo..........nature
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très beau..Dernière modification par Nuit_Bleue, 11 août 2012, 15h30." Regarde le ciel c'est marqué dedans , toi et moi. Il suffit de regarder les étoiles et tu comprendra notre destinée "♥ღ♥
M/SR
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عيناك نهر من جنون... عيناك أرض لا تخون
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Pour la deuxième, ce n'est pas une prise directe, mais une photo numérique composée
By dissecting this image, we've learned that it is composed of many elements, collected by a variety of instruments, at different times and places, with several wavelengths of light (and even sound) -- combined in a computer to create an "impossible" view of the Earth. Scientists use images like this -- called visualizations -- to interpret complex data, and communicate their understanding to others.
The image itself was generated by the Earth and Moon Viewer, a Web-based tool that produces Earth imagery from several perspectives. The Earth daylit and night-time images were developed by The Living Earth.
Robert Simmon
NASA Earth Observatory
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