- Illinois (Wikipedia)
Illinois (/ˌɪləˈnɔɪ/ IL-ə-NOY) is a state in the Midwestern United States. Chicago is its largest city, and the state’s capital is Springfield; other major metropolitan areas include Metro East (of Greater St. Louis), Peoria and Rockford. Of the fifty U.S. states, Illinois has the fifth largest gross domestic product (GDP), the sixth largest population, and the 25th largest land area.
- IC 2391 (Wikipedia)
IC 2391 (also known as the Omicron Velorum Cluster or Caldwell 85) is an open cluster in the constellation Vela consisting of hot, young, blueish stars, some of which binaries and one of which is a quadruple. Persian astronomer A. a.-R. al-Sufi first described it as “a nebulous star” in c. 964. It was re-found by Abbe Lacaille and cataloged as Lac II 5.
