90482 Orcus Etruscan equivalent of the Roman Pluto, and later became an alternate name for Pluto. The surface of Orcus is relatively bright with albedo reaching 23%, grey in color and water-rich. The ice is predominantly in crystalline form, which may be related to past cryovolcanic activity. Other compounds like methane or ammonia may also be present. The existence of a satellite allowed astronomers to determine the mass of the system, which is approximately equal to that of the Saturnian moon Tethys. The ratio of masses of Orcus and Vanth is uncertain, possibly anywhere from 1:33 to 1:12. The diameter of Orcus
Names of the Holocaust (שואה), meaning "calamity" in Hebrew, became the standard term for the 20th-century "Holocaust" (see Yom HaShoah). This is because 'Holocaust' connotes a sacrifice, and Jewish leaders argue there was no sacrifice. The word "holocaust" originally derived from the Greek word "holokauston", meaning "a completely ("holos") burnt ("kaustos") sacrificial offering," or "a burnt sacrifice offered to a god." In Greek and Roman pagan rites, gods of the earth and underworld received dark animals, which were offered by night and burnt in full. The word "holocaust" was later adopted in Greek translations of the Torah to refer to the olah, standard communal