The traditional astronomical symbol for <a href="https://en.wikipedia.org/wiki/5_Astraea" class="extiw" title="en:5 Astraea">5 Astraea</a>, after <a rel="nofollow" class="external text" href="http://aa.usno.navy.mil/hilton/AsteroidHistory/minorplanets.html">Gould, B.A. 1852, On the Symbolic Notation of the Asteroids, Astron. J., 2, 80.</a> As the number of asteroids grew, the symbols got more and more complex, leading to the creation of <a href="https://en.wikipedia.org/wiki/Minor_Planet_Numbers" class="extiw" title="en:Minor Planet Numbers">Minor Planet Numbers</a>. This one, however, is still a relatively simple upside-down anchor, or, possibly, given the mythology, a highly stylised scales of justice.
<a href="//commons.wikimedia.org/wiki/User:Editor_at_Large" title="User:Editor at Large">Editor at Large</a>
2007-03-01
<span class="int-own-work" lang="en">Own work</span>