A 3D-printable model of the helmet of the spacesuit from the movie Alien made by commissionthe model can fit a glass or plastic dome with an outer radius of 186mm and a thickness of 3mm cut off from the 180° bottom by 14mm or 4°the model is designed for printability and can be scaled but needs to be split up for printingit includes a full version as well as one split in half for adding in the dome more easily but are still too large for most printersI have included both parametric files for easy editing and printable mesh and STL files