The 'Sapphire Canyon' rock sample was identified after peer review as containing potential biosignatures, clues that past life may have been present on Mars, though not proof of life.
Sources
- The Mars Report: September 2025 — Special Edition - NASA Science (science.nasa.gov)
- https://www.cnn.com/2025/09/10/science/nasa-mars-sapphire-falls-rock-sample (cnn.com)
- https://www.nature.com/articles/s41586-025-09413-0 (nature.com)
- https://www.cbc.ca/news/science/mars-potential-life-1.7630035 (cbc.ca)
- https://abcnews.com/Technology/rock-found-mars-evidence-ancient-life-nasa/story?id=125443932 (abcnews.com)