The Nyx (meaning night), NG-X1-435, is a modified Plumeria-class (2D) Medium Gunship built for the Star Army of Yamatai's First Expeditionary Fleet Intelligence detachment. Based on Taisa Ketsurui Hanako's modifications to the YSS Eucharis, the new starship includes a large number of features designed to maximize its sensor capability while minimizing the ship's chances of detection.

Date entered service: YE 30