<p>➀ Current oxygen production in space via water electrolysis faces challenges in gas-liquid separation due to microgravity, relying on energy-intensive centrifuges;</p><p>➁ A new passive magnetic system eliminates mechanical parts, using commercial magnets to direct gas bubbles and improve electrolysis efficiency by up to 240%;</p><p>➂ Tested in microgravity environments like the ZARM drop tower, the innovation paves the way for lighter, sustainable life-support systems for long-term space missions, with plans for further testing on research rockets.</p>