Category IVc missions, which involve landing in special regions on Mars where Earth life could potentially survive, require sterilization to a biological burden level of 30 spores total per spacecraft, consistent with Viking post-sterilization standards.

Authors

• Person: Not available Organization: Nature
  The role of extremophile microbiomes in terraforming Mars - Nature

Sources

• The role of extremophile microbiomes in terraforming Mars - Nature www.nature.com Nature via serper

Referenced by nodes (1)

• Mars location