Although the Moon is Earth's only natural satellite, there are a number of near-Earth objects (NEOs) with orbits that are in resonance with Earth. These have been called, inaccurately but provocatively, second, third or other moons of Earth. NEOs include quasi-satellites that orbit the Sun in resonance with Earth, which appear to orbit a point other than Earth itself, such as the orbital path of the NEO asteroid 3753 Cruithne.
Definition of CONVERGENCE. 1. : the act of converging and especially moving toward union or uniformity; especially: coordinated movement of the two eyes so that the image of a single point is formed on corresponding retinal areas.
Not to be confused with Harmonic series (mathematics) Â§ Divergence. The Harmonic Convergence is the name given to one of the world's first globally synchronized meditation events, which occurred on August 16â17, 1987. This event also closely coincided with an exceptional alignment of planets in the Solar System. Although the event had been predicted by author Tony Shearer in his book Lord of the Dawn (1971), the principal organizer of the Harmonic Convergence event was JosÃ© ArgÃ¼elles.