The Pleiades is an open star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology. The Pleiades is a white star cluster that is roughly 500 light years from Earth.
Blue Blood Origin. The term blue blood originated in Spain. It was used to differentiate between people with light skin from those with darker complexions. The veins of southern Europeans appeared more blue due to their pale and translucent skin. Wealthy landowners or their descendents were part of an upper class in Spain that were called blue-bloods or blue-blooded.
One reason for this confusion may have to do with the meaning and origin of the term schizophrenia, which is somewhat misleading. Greek etymology. Schizophrenia comes from the German word schizophrenie, which was coined in 1910 by the Swiss psychiatrist Eugen Bleuler. The term is derived from the Greek words skhizein and phren. Skhizein means to split and phren means, variously, diaphragm, heart, and mindâ (with all meanings generally referring to or having to do with thought and emotion).