Furthering research, exploration, and the peaceful use of outer spacethrough international cooperation
ESA:
https://ecss.nl/standard/ecss-u-st-20c-space-sustainability-planetary-protection
NASA:
https://drive.google.com/drive/folders/1BDK1V9kWPLIHNepIM1HRFLqFYcPhQfyk?usp=sharing