Cost of space flight.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...s_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...ight_costs.jpg
Previously:
https://www.homemadetools.net/forum/...129#post199431
https://www.homemadetools.net/forum/...336#post192463
https://www.homemadetools.net/forum/...743#post190309
https://www.homemadetools.net/forum/...531#post189465
https://www.homemadetools.net/forum/...396#post177426
https://www.homemadetools.net/forum/...387#post173377
