Launch Window Diagrams - Casey Handmer
▻http://www.caseyhandmer.com/home/art/launchwindows
▻http://www.caseyhandmer.com/_/rsrc/1522631554009/home/art/launchwindows/AllLaunchWindows.png?height=145&width=400
The image (raw data here) shows the delta-v required to get to any given planet, which can be translated into a total payload mass too.
#espace #mars #datasource