New 'moon' found around Earth - 11/09/02 J002E3
Cruithne, Earths "second moon", is locked into a 1:1 resonance with Earth
More Moons Around Earth? Its Not So Loony - 29/10/1999
Earth coorbital asteroid 2002 AA29
Earth Lagrange/Trojan asteroids Sharing Earth's orbit
Cruithne The 3-mile-wide satellite takes 770 years to complete a horseshoe-shaped orbit around Earth
The Three Moons of Earth