Smoky God Express

is a japanese manga series written by Kurogane Ken. It began serialisation in the June 2014 issue of Manga Time Kirara Forward.

The series was released under 3 volumes from April 2015 to May 2017.

Synopsis
A huge ship sailing in space, people aimed at a certain planet and lived in that ship for generations. However, one day, a meteorite collides, important resources flow out, and many people are frozen until they arrive at their destination.

(Source: Amazon JP - Translated)