... Jupiter'smoon Ganymede, the largest satellite in the solar system, is the only moon known to possess two auroral ovals and a dynamo magnetic field. ...
... 1.7 Completed FOS/BL 3862 (The Excitation fo the Atmospheres of Planetary Satellites) The Faint Object Spectrograph was used to make spectral observations of Jupiter'smoon Io as it egresses from the planet's shadow. ...
... 1.8 Completed WF/PC-2 6218 (Io's Surface, Atmosphere, and Plasma = Torus) The WF/PC-2 was used to make near ultraviolet observations of = Jupiter'smoon Io's plasma Torus to study structures which might no be = visible in ground based observations. ...
... 1.10 Competed Two Sets of FOS/RD 6552 (Spectrophotometry of Inner = Jovian Satellites) The Faint Object Spectrograph (Red Side) was used to make = spectrographic observations of Jupiter's inner moons, Metis and Amalthea, = during their eastern elongation. ...
... 1.5 Completed WF/PC-2 6218 (Io's Surface, Atmosphere, and Plasma Torus) The WF/PC-2 was used to make observations of Jupiter'smoon Io's plasma torus to study structures which might not be visible in ground based observations. ...
... 1.17 Completed FOS/BL 6316 (FUV Spectroscopy of Io's Atmosphere and Surface: Cycle 4 Carryover) The Faint Object Spectrograph (Blue Side) was used to make spectrographic observations of Jupiter'smoon Io as it egresses from the planet's shadow. ...
... Cycle 4 Medium) The High Resolution Spectrograph (Side Two) was used to make observations of Jupiter'smoon Io while it is immersed in the plasma torus. ...
... 1.3 Completed FOS/BL 6817 (The Ultraviolet Spectrum of Callisto) The Faint Object Spectrograpg (Blue Side) was used to make = ultraviolet spectra observations of Jupiter'smoon Callisto, looking for = evidence of surface contaminants. ...