Earth to Jupiter Via Magsail in 21 Days and Neptune in 18 Weeks

Alex Tolley has written up an analysis of an improved plasma magnet sail concept called Wind Rider. Centauri Dreams covered the work. Nextbigfuture notes that the design looks very simple and achievable. If it works then by 2030s we would be able to mass produce probes by the thousands to explore the solar system and …

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