<p>➀ Current oxygen production in space via water electrolysis faces inefficiencies in microgravity due to gas bubbles adhering to electrodes; </p><p>➁ Researchers developed a passive magnetic system using permanent magnets and magnetohydrodynamic forces to separate gas bubbles without mechanical components, increasing efficiency by 240%; </p><p>➂ The breakthrough, validated in microgravity experiments, offers a sustainable solution for future space missions, funded by DLR, ESA, and NASA.</p>