SpaceCAL 3D printer on VSS Unity, awaiting launch on June 8, 2024. (Image credit: Virgin Galactic) Scientists with the University of California, Berkeley, have carried out successful tests of a next-gen microgravity 3D printer called SpaceCAL. The tests were carried out as part of the Virgin Galactic 07 mission, a crewed suborbital spaceflight that launched on Monday (June 8).During its 140-second trial run, SpaceCAL 3D printed four items from a liquid plastic called PEGDA. These included space ...