MERS - 20 Year Anniversary
A poster campaign for NASA & JPL and the 20 year anniversary of martian rovers, Opportunity and Spirit.
Learn More: https://www.nasa.gov/missions/mer/20-years-after-landing-how-nasas-twin-rovers-changed-mars-science/
Download Print Files: https://mars.nasa.gov/resources/27889/spirit-opportunity-20th-anniversary-poster/
