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The first thing I thought of when I saw this video was that this group did it before SpaceX without knowing SpaceX was trying to solve the harder problem.
by moistgorilla 11y ago
The first thing I thought of when I saw this video was that this group did it before SpaceX without knowing SpaceX was trying to solve the harder problem.
- ethbro 11y agoIt seems like this gets understated (probably because, you know, it's our planet): just how energy-intensive it is to get things into Earth orbit. Reddit has a nice delta V chart: http://i.imgur.com/SqdzxzF.png http://i.imgur.com/SqdzxzF.png (source: https://www.reddit.com/r/space/comments/1ktjfi/deltav_map_of_the_solar_system/ https://www.reddit.com/r/space/comments/1ktjfi/deltav_map_of...) There's also the linked NASA version: http://trajbrowser.arc.nasa.gov/traj_browser.php?NEOs=on&NEAs=on&NECs=on&chk_maxMag=on&maxMag=25&chk_maxOCC=on&maxOCC=4&chk_target_list=on&target_list=Moon&mission_class=oneway&mission_type=rendezvous&LD1=2010&LD2=2040&maxDT=4.0&DTunit=yrs&maxDV=20&min=DV&wdw_width=-1&submit=Search#a_load_results http://trajbrowser.arc.nasa.gov/traj_browser.php?NEOs=on&NEA...