Long-term crewed missions to Mars require systems that autonomously produce construction materials and tools using local resources. To solve this problem, researchers have proposed a biological platform based on microbial communities inspired by lichen structures. Scientists studied a consortium of filamentous fungi and nitrogen-fixing cyanobacteria. This is reported by Ixbt.com reports .
During the experiment, a Martian regolith simulant was used as the primary inorganic substrate. The systems operated without external organic carbon or additional nitrogen sources, approximating potential autonomous production conditions on Mars. The selected cultures showed signs of metabolic interdependence, and metabolite analysis indicated coordinated carbon and nitrogen exchange within the community.
The most significant result of the study is that these consortia were able to mineralize and densify regolith particles. The microbes used local granular material to form a stronger structure, proving the possibility of near-closed-loop biomineralized production.
The authors note that integrating these systems with additive manufacturing technologies is still at the conceptual stage. Nevertheless, this work serves as a foundation for creating self-sustaining microbial platforms whose metabolism is directly linked to material synthesis.
Beyond space applications, this research is also being considered as a production model for extreme and resource-limited environments on Earth. In the future, autonomous biotechnological systems could replace a portion of traditional manufacturing processes.
Read “Zamin” on Telegram!
