Explore three compelling keynote sessions from the Linux Foundation's Open Source Summit, featuring insights on Linux's role in Mars exploration, open source strategies, and software supply chain security. Begin with Tim Canham's discussion on how Linux powered NASA's Perseverance Rover and Ingenuity Helicopter missions on Mars. Continue with Sarah Novotny's presentation on open source developments from Microsoft's Azure Office of the CTO. Conclude with Kate Stewart and Dr. David A. Wheeler's talk on accelerating software supply chain security, offering valuable perspectives from The Linux Foundation on this critical issue.