The Sakigake/Suisei encounter with comet P/Halley
Two spacecraft, Sakigake and Suisei, which were launched by the Institute of Space and Astronautical Science of Japan, flied successfully by the comet P/Halley at minimum distances of 7 million and 150 thousand kilometers respectively. The scientific objectives of these spacecraft were to explore the environment of the comet directly taking the opportunity of the re-revisiting of the first class comet, Halley. Plasma and neutral hydrogen environments were selected for scientific exploration. This article gives the overview of recent scientific results of our missions
Key wordsHalley’s comet encounter plasma hydrogen cloud dust
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