Pouring metal powder into working surface of 3D printer for metal. SLM. Selective laser melting technology. Flowing Metal Powder inside 3d printer for metal. Filling working chamber with powder.

ESA - European Space Agency on Instagram: "What’s hiding inside this box from space? 👀 Inside is the very first metal 3D-printed object made aboard the International Space Station! Scientists will now compare the object with reference prints made on Earth to study how microgravity affects 3D metal printing. One of our goals for future space development is to create a circular space economy, recycling materials in orbit for better resource use. In the future, we could repurpose old satellite par