That's the quest for unlocking the next layer of astral. You can contribute to this by collecting the surveyors boxes from astral/bg's/KoE/glyph farming etc. It will be complete when the players on the server have collected enough of those.
Downfall (P2P)
Deliverance (F2P)
"I don't have pet peeves - I have major psychotic f****** hatreds!"