Yuht Listening Post

We have discovered several massive listening arrays on …. These arrays are millions of years old and we believe they were originally built by the Yuht, though it appears at least one other alien civilization repurposed them at some point in the last 500,000 years for their own needs. The colossal receiving dishes are beyond repair, but some terminals are still intact.

The command below will trigger the "Yuht Listening Post" event in Stellaris:

When this event fires, you can choose between the following option:

• Intriguing.
  • Start special project: Listening Arrays