The NASA guidelines come just ahead of the expected big push for human missions into space. All along, spacecrafts and rovers, for instance, have undergone strict cleaning and sanitization processes before they reach their destination to kill any microorganisms that may have travelled.The NASA guidelines come just ahead of the expected big push for human missions into space. All along, spacecrafts and rovers, for instance, have undergone strict cleaning and sanitization processes before they reach their destination to kill any microorganisms that may have travelled.
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