Zodiac constellations can be traced even further back, to Bronze Age (First Babylonian dynasty) sources, including Gemini "The Twins", from MAŠ.TAB.BA.GAL.GAL "The Great Twins", and Cancer "The Crab", from AL.LUL "The Crayfish", among others. Around the end of the 5th century BC, Babylonian astronomers divided the ecliptic into twelve equal "signs", by analogy to twelve schematic months of thirty days each. Each sign contained thirty degrees of celestial longitude, thus creating the first known celestial coordinate system. Unlike modern astronomers, who place the beginning of the sign of Aries at the place of the Sun at the vernal equinox; Babylonian astronomers
Our Lady of the Sign Our Lady of the Sign The Icon of Our Lady of the Sign (; ; ) is the term for a particular type of icon of the Theotokos (Virgin Mary), facing the viewer directly, depicted either full length or half, with her hands raised in the "orans" position, and with the image of the Child Jesus depicted within a round aureole upon her breast. The icon depicts the Theotokos during the Annunciation at the moment of saying, "May it be done to me according to your word."(). The image of the Christ child represents him at the moment of his