by Jay Smith
Washington DC (SPX) Nov 16, 2023
In an ambitious effort to enhance the safety and hygiene of long-term space missions, Boeing, a global aerospace leader, has initiated a groundbreaking project on the International Space Station (ISS). Launched aboard SpaceX's 29th Commercial Resupply Services (CRS) mission, this ISS National Laboratory-sponsored project aims to test the effectiveness and durability of an innovative antimicrobial coating in space, a critical aspect as humanity eyes Mars and other distant destinations where resupply and return to Earth are challenging.
In the unique environment of space, human-associated microorganisms carry an increased risk of spreading disease and infection. These microbes can proliferate rapidly, mutate, and potentially develop increased resistance to antibiotics. This poses significant risks to crew health and the integrity of spacecraft systems. To address this, Boeing has collaborated with researchers from the University of Queensland to develop a specialized polymer coating designed to combat the spread of bacteria and viruses.
This project builds upon a previous experiment on the space station that tested the coating's effectiveness. David Corporal, a Boeing research engineer, emphasized the importance of this investigation, stating, "We are looking at that long-duration microbial protection in space, and you just really can't simulate that kind of long-term microgravity and radiation levels in an environment on Earth." The experiment aims to test the technology more comprehensively across different surfaces and areas within the ISS.
For this experiment, aluminum placards, representative of various spacecraft interior surfaces, are strategically placed in four critical areas of the station: the galley, toilet, workout, and hygiene areas. These placards, some coated with the antimicrobial polymer and others left uncoated, will be monitored for microbial deposits through swabs collected and returned to Earth for analysis. This will allow the research team to assess microbial growth rates and surface cleanliness, along with gathering crew feedback.
The results of this investigation have implications that reach beyond the confines of the ISS. Scott Copeland, director for ISS research integration at Boeing, highlighted the potential terrestrial applications of this technology, noting, "By stress testing this technology against the microbial conditions in space, we can also explore its potential use in high-traffic areas that serve as disease vectors on Earth, like movie theaters or other enclosed spaces."
Launched on November 9, 2023, the SpaceX CRS-29 mission includes multiple ISS National Lab-sponsored payloads, of which Boeing's antimicrobial coating experiment is a significant component. This research not only promises to enhance the safety of future missions to the Moon and Mars but also offers potential solutions for maintaining hygiene in densely populated and high-traffic areas on Earth.
In conclusion, the collaboration between Boeing and the University of Queensland represents a significant step forward in ensuring the health and safety of astronauts on long-duration space missions. By addressing the challenges posed by microbial contamination in space, this research lays the groundwork for more secure and sustainable human exploration beyond Earth's orbit.
Related Links
SpaceX CRS 29
Space Medicine Technology and Systems