JumbledHeap·vor 2 Jahren·discussThis is actually a pretty easy system to DIY for small scale prints, I've done it with photocurable hydrogels. The gel is available off the shelf (Pluronic F-127), and it's no problem to rig up a pressurized syringe to any moddable 3-axis printer.
JumbledHeap·vor 2 Jahren·discussThat's pretty much how the Soviets did it:https://en.wikipedia.org/wiki/Luna_9
JumbledHeap·vor 2 Jahren·discussYou can, this is how the Soviets achieved the first ever lunar landing (with help from airbags).https://en.wikipedia.org/wiki/Luna_9
JumbledHeap·vor 2 Jahren·discussThis is pretty much how the earliest Soviet lunar landers worked:https://en.wikipedia.org/wiki/Luna_9