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THIS WORK (ORIGINALLY PUBLISHED IN 1925) CONTRIBUTES TO RECOGNITION OF THE FEASIBILITY OF SPACE TRAVEL. TREATED ARE PROBLEMS ASSOCIATED WITH LEAVING THE EARTH
SMAD
Visionaries of Human Space Exploration
Aerospace, Free Full-Text
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THE ATTAINABILITY OF HEAVENLY BODIES : HOHMANN, WALTE : Free
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PLEASE READ CAREFULLY BEFORE 108 Pages. UNBOUND BINDER-READY / LOOSE LEAF, BINDER-READY means that the pages are hole-punched and ready to be put in
TT F-44 TECHNICAL TRANSLATION. F-44. THE ATTAINABILITY OF HEAVENLY BODIES. By Walter Hohmann. [Loose Leaf. Enhanced Digitally for Great Clarity]
Upcycling Hardheim Library
Orbital Adjustment - A Thought Experiment
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THE ATTAINABILITY OF HEAVENLY BODIES : HOHMANN, WALTE : Free
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Review of Trajectory Design and Optimization for Jovian System