19th century occultist Eliphas Levi constructed this pentagram.It is commonly interpreted as a symbol of mankind, as many pentagrams are.

Dating of the caduceus symbol video

The name was assigned to this body largely because it is the planet closest to the Sun, and which therefore has the fastest rotation period.

Hence, the symbol is meant to represent Mercury’s helmet and caduceus – a herald’s staff with snakes and wings intertwined. Not only is it the sign for “female”, but it also represents the goddess Venus’ hand mirror.

This representation of femininity makes sense considering Venus was the goddess of love and beauty.

These associations were common in 19th century occultism both through tarot cards (which use such symbols as suits) and ritual tools. While all elements were commonly assigned a point on the pentagram, the position of spirit was of particular significance.

Levi himself believed point-up pentagrams (such as this one) to be good, with spirit ruling over matter.

Alternatively, it's been suggested that the absence of a symbol in the upper left (with the first syllable of Tetragrammaton) might represent spirit.

The idea of macrocosm and microcosm is that mankind, the microcosm, is a miniature reflection of the universe, the macrocosm.

In our long history of staring up at the stars, human beings have assigned various qualities, names, and symbols for all the objects they have found there.

Determined to find patterns in the heavens that might shed light on life here on Earth, many of these designations ascribed behavior to the celestial bodies.