STS-103 Earth Sciences and Image Analysis Photographic Highlights

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STS103-710-84

STS103-710-84         Click the photo number to access all resolutions available and the database record.

Great Sand Seas, Algeria: Two great sand seas occupy northern Algeria, Grand Erg Oriental (Eastern Sand Sea) and Grand Erg Occidental (Western Sand Sea). Both sand seas occupy depressions that are separated by a north-south rise called Mizab. Ergs are areas of large accumulations of sand that take the form of actively shifting dunes, fossilized dunes, or extensive sand sheets.

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This service is provided by the International Space Station program and the JSC Astromaterials Research & Exploration Science Directorate. Recommended Citation: Image Science and Analysis Laboratory, NASA-Johnson Space Center. "The Gateway to Astronaut Photography of Earth." .
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