The green cosmic force used by the Sojourner Mullein, Jessica Cruz, Kyle Rayner, and other Green Lanterns in the protection of Sector 2814 is not the only form of energy that can be harnessed by members of the Lantern Corps to fulfill their duties and desires. Green power is but one of several forms of energy that make up the Emotional Electromagnetic Spectrum. Each form of energy within the spectrum, and several others outside of it, correspond to colors or shades that are commonly identified with the emotions expressed in most living beings.
The classification of different powers used by the Lantern Corps is similar to the way signs of the Zodiac are used to classify the different personalities commonly identified as existing in humans. As such, for every form of power used by the Lanterns, there is a corresponding sign in the Zodiac.
Related: DC Redefines Green Lantern's Emotional Spectrum
Those born under the sign of the Goat exude Alpha Lantern power. The Alpha Lanterns were a special unit of the Green Lantern Corps established after the «Sinestro Corps War» as a sort of Green Lantern Inspector General Division. They were tasked with making sure that Green Lanterns follow the laws and policies of the Guardians of the Universe and the Book of Oa. As such, they prided themselves on being hardworking, disciplined, and responsible officers who valued tradition while holding themselves and others to high standards. These are all traits similarly found in Capricorns.
Those born under the sign of the Water-Bearer are known to be creative, idealistic visionaries who are often quite ahead of their time. The Lantern group that most closely resembles these traits is the White Lanterns. Progressive, self-sacrificing, and
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