Talk:Astraea/@comment-5500993-20190427210633/@comment-4802891-20190428053703

As for lore reasons, it's just more syncretism: Astraea is the maiden of the stars, the constellation Virgo. Said constellation is close to the Libra, the instrument of Justice held by the Greek goddess Dike, but also the Roman goddess Justicia from whom the moniker "lady Justice" held from. With the decay of Greek religion and the advent of the Roman one, Astraea became Justicia and Libra her instrument (which means those 2 constellations can't ever be dissociated).

Here's your explanation.