https://www.johnayliff.com/games/seedship/index.html?mmcnradjqr.0-0.Sandstone.1000.1000.-1.10.17.1240.1260.6.2025-9-9.0 https://www.johnayliff.com/games/seedshi

https://www.johnayliff.com/games/seedship/index.html?mmcnradjqr.0-0.Sandstone.1000.1000.-1.10.17.1240.1260.6.2025-9-9.0 https://www.johnayliff.com/games/seedship/index.html?mmcnrad... Better atmosphere, temperature, and water in the above run could add another 1k, so it seems that the maximum is at least 13k, though I suspect it is higher.