Lunar nodes

The trajectory of the sun around the Earth orbit leaves a call ecliptic.. Sometimes the moon falling short this imaginary line in a flat opposite the sun, it is called a lunar nodes.

The moon makes two cuts per month, one in a northerly direction and the other in a southerly direction. This leads to the node to node North and South. Formerly known as dragon head and tail, respectively.

Nodes mark the site will produce eclipses. This gives a complete revolution around the zodiac every 18.5 years. This time varies, but because eclipses are always in the same constellations.

The sign located in the North Node indicates aspects of the personality of the individual to develop, the future. The South node refers to actions and issues experienced in the past, the past.