Limbo

The vault is a tomb for hopeful immortals. Science Officer … asserts that the huge blocks of ternary code found in the databanks are neural images - digitized brain scans. Doubtless the aliens of … considered this their only shot at any kind of survival, following whatever calamity befell their planet. They did not have the means to resurrect themselves, but banked on the impossibly small hope that eventually, someone else would have those means.

The command below will trigger the "Limbo" event in Stellaris:

When this event fires, you can choose between these 4 options:

• Let dead aliens lie.
  • Engineering: +None to None
• Download the neural patterns for safekeeping.
  Available only if Must not have origin: Synthetic Fertility; Must not have technology: Artificial Administration.
  • Engineering: +None to None
• Upload the neural patterns.
  Available only if Must not have origin: Synthetic Fertility; Requires technology: Artificial Administration.
  • Start special project: Limbo: A Second Chance
• Download their neural patterns to the Identity Repository.
  Available only if Requires origin: Synthetic Fertility.
  • 500 more Identities will be added to the Identity Repository.

Stellaris events fire in chains — one event leads to the next. Here is how Limbo (anomaly.186) connects.