How bacteria could help build and maintain cities on the moon The bacteria, Sporosarcina pasteurii, is able to make calcium carbonate that can act as a sealant to fix bricks made from lunar regolith. Astrobitica April 6, 2025 (Last updated: April 6, 2025) 1 minute read The bacteria, Sporosarcina pasteurii, is able to make calcium carbonate that can act as a sealant to fix bricks made from lunar regolith. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: SpaceX launches 28 Starlink satellites to orbit from Florida’s Space Coast (photos)Next: Blue Origin faces backlash ahead of historic all-female spaceflight with Katy Perry