Sco-Cen association | Article about Sco-Cen association by The Free Dictionary
Sco-Cen association[′skō ′sen ə‚sō·sē‚ā·shən]
An association of very young stars within the Gould belt whose brightest member is Antares.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
The hot bluish white stars, of spectral class O or B, that shine in tonight's sky are the most luminous examples of this Sco-Cen association
. Formed together in a molecular cloud complex millions of years ago, these stars still have a common stream of motion.
Other astronomers have determined that previous supernovas within the Sco-Cen association carved out the Local Bubble, a low-density cavity of interstellar gas that extends about 150 light-years around the sun (SN: 4/20/96, p.
A study by Maiz-Apellaniz indicates that the Sco-Cen association has had 20 supernova explosions over the past 11 million years.