2024 YR4 Monitoring NASA Asteroid 2024 YR4 Planetary Defense Collision Probability Monitoring and Deflection Trajectory Calculations Observation YR4 Asteroid Asteroid Apophis Earth Impact Probability Tracking Methods Torino Impact Scale Detection Methods Earth Threats Moon Impact Palermo Scale Collision Mitigation Collision Course Apophis Potentially Hazardous Objects Trajectory Calculation Monitoring Systems NASA Tracking
Recent models suggest chaotic orbital instabilities among Venus’s co-orbitals could expose Earth to long-term impacts, spurring plans for advanced sky surveys alongside proposals for space-based detection campaigns.