Shaula, bright star in the constellation Scorpius; Bayer designation Lambda Scorpii; 1992 position R.A. 17h33.7m, Dec. -37°06′. A bluish-white star of spectral class B1 V, its apparent magnitude of 1.62 makes it one of the 25 brightest stars in the sky. Shaula is a spectroscopic binary star. Its distance from the earth is about 300 light-years. Its name is from the Arabic, meaning "raised part of the scorpion's tail."
"Shaula." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (March 19, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/shaula
"Shaula." The Columbia Encyclopedia, 6th ed.. . Retrieved March 19, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/shaula