Space exploration has reemerged with new excitement thanks to private companies like SpaceX and renewed government interest. Missions to the Moon, Mars, and beyond are planned, aiming to establish human presence outside Earth. Advances in propulsion, robotics, and AI are enabling longer, safer journeys. The potential benefits include scientific discovery, resource mining, and planetary defense. Yet, the enormous costs and ethical questions about space colonization remain. Whether humanity becomes a multiplanetary species depends on technology, politics, and global cooperation. It’s an exciting time to look to the stars, with possibilities limited only by our imagination.