Latest (2024) statistics:
- Over 36,500 tracked objects (>10 cm) in orbit (ESA, 2024)
- 1 million+ objects between 1–10 cm
- 130+ million objects >1 mm
- LEO collision risk: 3–5% per year for active satellites in crowded orbits
- 2023: Russian Cosmos 1408 ASAT test created 1,500+ new trackable debris
