Alien Megastructure Completed

The … have constructed a Science Nexus, disproving all who doubted and placing them on the forefront for scientific progress. We may want to keep an eye on them, as the completion of such a structure will surely propel their technology into the future, giving them an advantage over other civilizations.

The command below will trigger the "Alien Megastructure Completed" event in Stellaris:

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

• OK

Stellaris events fire in chains — one event leads to the next. Here is how Alien Megastructure Completed (utopia.86) connects.