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Large-scale Plasma Vortex in the Magnetotail of Venus

Chai, Lihui; Guo, Mengdan; Tang, Xiaozhun

Using the observations by the Analyzer of Space Plasmas and Energetic Atoms on Venus (ASPERA-4) onboard Venus Express, Previous studies found A large-scale plasma vortices of solar wind hydrogen ions (H⁺) and Venus ionospheric oxygen ions (O⁺) in the magnetotail of Venus. The vortex is counterclockwise when viewed from the ta…

The reference frames in the data reduction of Hipparcos satellite.

Ling, Zhao-fen

Three gamma-ray sources with large angular sizes

Li, T. -P.

From an analysis of the data from the gamma-ray satellite COS-B and from radio measurements of CO molecules, it appears probable that the three gamma-ray sources 2CG 036+01, 218-00, 235-01 are either isolated giant molecular clouds or superpositions of clouds unresolved by the detector.