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Infrared Sky Surveys
Price, Stephan D.
A retrospective is given on infrared sky surveys from Thomas Edison’s proposal in the late 1870s to IRAS, the first sensitive mid- to far-infrared all-sky survey, and the mid-1990s experiments that filled in the IRAS deficiencies. The emerging technology for space-based surveys is highlighted, as is the prominent role the US Defense Department, pa…
CLUSTER and IMAGE: New Ways to Study the Earth's Plasmasphere
de Keyser, Johan; Carpenter, Donald L.; Darrouzet, Fabien +2 more
Ground-based instruments and a number of space missions have contributed to our knowledge of the plasmasphere since its discovery half a century ago, but it is fair to say that many questions have remained unanswered. Recently, NASA’s Image and ESA’s Cluster probes have introduced new observational concepts, thereby providing a non-local view of t…