Bank the recovered Undamaged Vex Parts at the obelisk on Nessus.
"The Vex would use the fractured timeline to expand their never-ending quest for convergence. Perhaps they would expand the simulation capabilities of the Infinite Forest, or perhaps they would rebuild it altogether here on Nessus. With your help, we will not find out. Bring the Vex-made metal to the obelisk. These parts will help us strengthen it." —Transmission from Osiris
Legendary Quest Step
2019.12.10 (Season of Dawn)