The star system that is home to the Citadel.
The mass relay was reactivated in 2190, about 3.5 years after the Reaper War, at which point it brought the Sol System, the Perseus Veil, and the Annos Basin into contact with the Athena Nebula, Apien Crest, Aethon Cluster, and Krogan DMZ.
Ascendant campaigns can view previous versions of their pages, see what has changed (and who did it), and even restore old versions. It's like having a rewind button for your campaign.
We've already been saving your edits, so if you
you will have instant access to your previous versions. Plus, you get a 15-day free trial, so there's nothing to lose.