This item has been deleted from the data source, but is kept here for reference.
The Vex transponders you planted have detected a network signal at the Pools of Luminance at the Cistern. Head there and see if you can open a gateway to the Vex network on Nessus.
"Many Vex worlds have gateways into their Network. And they can open from either side. Never forget that." —Osiris
Legendary Quest Step