Microsingularity

A microsingularity recently intersected …, passing straight through the core and emerging on the other side of the …. The encounter does not seem to have caused any permanent damage, but it has altered the energy output of the planetary core slightly in a way that defies our current scientific models. Further study may be warranted.

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

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

• Fascinating.