Astronauts could use lightning-like plasma jets to kill germs on the moon and Mars, demo hints
A new lab experiment is testing plasma jets as a water-free solution for "space laundry" on future missions to the moon and Mars.
A new lab experiment is testing plasma jets as a water-free solution for "space laundry" on future missions to the moon and Mars. This report comes f
Read Full Story at Live Science →Why This Matters
The challenge of maintaining hygiene in deep space missions extends beyond mere comfort—it’s a critical barrier to long-term human survival beyond Earth. Plasma jets could revolutionize how astronauts handle biological contamination, reducing reliance on water and detergents while safeguarding against potential pathogens that thrive in confined, recycled-air environments like spacecraft and lunar habitats.
Background Context
NASA’s Artemis program and Mars missions are ramping up plans for multi-month stays, yet traditional washing methods are impractical in environments where every drop of water is rationed. Past experiments with chemical disinfectants have posed risks to equipment and crew health, leaving a gap that plasma technology—already used in medical sterilization—could now fill for space applications.
What Happens Next
If lab results translate to real-world conditions, the next step would likely involve scaled testing in microgravity or vacuum chambers to assess energy efficiency and material durability. Agencies like NASA or SpaceX might prioritize this innovation as part of lunar Gateway station designs or Mars transit vehicle specifications, potentially accelerating timelines for crewed missions.
Bigger Picture
This fits a broader push toward "closed-loop" life support systems where waste and resources are perpetually recycled—a necessity for off-world colonization. Plasma sterilization aligns with other emerging tech like bioregenerative agriculture, signaling a shift toward holistic, low-input solutions to sustain human life in extreme environments.
