Okay this is a slight update since yesterday
[img]{STEAM_CLAN_IMAGE}/28731582/2445634f7f1277c085fb9b9d3db4e65cc025b109.png[/img]
The game manual is now included in the local game files as well as on the Steam page and online.
To access the local manual, go to "Star Explorers > Properties > Local Files > Browse Local Files"
Open the "Manual" folder and then open the pdf to read at your leisure.