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Emission profiles of neutral oxygen and sulfur in Io's exospheric corona

Feldman, P. D.; Moos, H. W.; Strobel, D. F. +4 more

Hubble Space Telescope (HST)/Space Telescope Imaging Spectrograph (STIS) observations of Io acquired in 1997 [Roesler et al., 1999] provided the first simultaneous spatially resolved measurements of emission from neutral sulfur and oxygen, the dominant atomic species in Io's exospheric corona. Previous measurements of Io's corona relied primarily …