Zodiac celestial coordinate system, or more specifically an ecliptic coordinate system, which takes the ecliptic as the origin of latitude and the Sun's position at vernal equinox as the origin of longitude. The English word ' derives from ', the Latinized form of the Ancient Greek "zōidiakòs kýklos" (), meaning "cycle or circle of little animals". "Zōidion" () is the diminutive of "zōion" (, "animal"). The name reflects the prominence of animals (and mythological hybrids) among the twelve signs. The zodiac was in use by the Roman era, based on concepts inherited by Hellenistic astronomy from Babylonian astronomy of the Chaldean
From Hell letter the Lusk letter. The graphic novel "From Hell" about the Ripper murders takes its name from the letter, created by Alan Moore and Eddie Campbell. The work was originally published in serial form from 1989 to 1996, first collected as a single piece in 1999, and adapted into a 2001 feature film starring Johnny Depp and Heather Graham. The comic series features the actual killer as a main protagonist, going into his tortured mind and warped justifications for the murders. Cultural commentators such as Professor Elizabeth Ho have highlighted the way in which the work comments "on the present's relationship