Sirius, the Dog Star, is the brightest star in the night sky at magnitude -1.44 and it dominates the constellation of Canis Major. Canis Major, the "big dog" is one of Orion's hunting dogs. Sirius is a binary star with a white dwarf companion named Sirius B, "the pup". It is an eight-magnitude star that is separated from Sirius by only a couple of arc seconds making it difficult to observe in a telescope because of the primary's great brilliance. Epsilon (E uppercase, lowercase e) is the fifth letter of the Greek alphabet, corresponding phonetically to a close mid front unrounded vowel e. The letter is also being used in real analysis. In the Greek numbering system has a value of 5. Letters that arose from Greek Epsilon includes Phoenician, Roman E, Cyrillic Ye, etc. In Greek mythology, the MINOTAUR, Greek: Minotaurs, [Minos + Taurus = Bull of Minos emperor] or ASTERIOS [a being that comes from the stars] was a creature that was part man and part bull.