While these particular materials might never be affordable for us mere mortals to play with, NASA’s did previously look into how it could greatly reduce the cost of high-temperature 3D printing ...

and other random NASA ephemera. Not all of the models are in formats that we can read — maybe some of you can? — but there are STL files galore in the “3D Printing” folder. These include a ...

NASA selects Elementum 3D for Lunar AM project - as the program's official AM material and laser powder bed fusion technology supplier.