The space mining market is categorized by phase, type of asteroid, application, and geography, with the U.S. expected to dominate due to ongoing missions and private investments. The market is projected to grow from $0.65 billion in 2018 to $2.84 billion by 2025, at a CAGR of 23.6%, with spacecraft design and C-type asteroids leading segments. Key players include Deep Space Industries, Planetary Resources, and Moon Express, among others.