Navigating Emerging Challenges in the New Space Age: Planetary Defense, Space Sustain-ability and Global Governance

The 21st-century global order is being reshaped by a new space age, introducing significant challenges and opportunities. Key issues include technological, environmental, and geopolitical concerns in outer space. The chapter explores three main challenges: planetary defense, space sustainability, and global governance. Planetary defense addresses both natural and human-made threats to Earth from space. Effective global cooperation and governance are essential for managing the space sector responsibly.