Space cargo costs could fall more than 90% by 2040, transforming the marketplace of space. Cost of sending a kilogram of payload into low Earth orbit, an average of $3,868 last year, is set to fall more than 58% to just $1,569 by 2030, and could reach as little as 273 US dollars per kilo by 2040.RedditJul 15, 2026 10:03Shareeurekalert.org