Ilari (planet)

Ilari is a planet in the Ilari system, in the galaxy's Delta Quadrant.

History and specifics
Ilari was the homeworld of the Ilari civilization. (SS VOY (Winds of Change))

The mirror universe's $𝜇$ learned of this location during his study of displacement activated spore hub drive technology in the 2250s decade, and mentioned it to Michael Burnham in the year 2256 when he was describing to her the potential of the experiments with travel on the mycelial network. 

Background
It is not clear whether Lorca learned of Ilari in the prime reality, or whatever version of Ilari might exist for him to have encountered in the mirror universe.