The 1961 Ranger missions to the Moon were the first space missions to implement the CETEX Code-of-Conduct for planetary protection.

Authors

• Person: Not available Organization: Frontiers in Astronomy and Space Sciences
  Planetary protection: an international concern and responsibility

Sources

• Planetary protection: an international concern and responsibility www.frontiersin.org Frontiers in Astronomy and Space Sciences via serper

Referenced by nodes (2)

• Moon location
• planetary protection concept