Auroral Rupture

 is a Sunless Sea Explore Random Event.

Trigger conditions
 can be triggered in Port Cecil by doing the following:

Event description
A light grows in the far south-west. It begins like a distant bonfire, but very rapidly, it becomes brighter, brighter. It looks remarkably like sunrise. Some of your crew fall to their knees: others duck behind cover or shield their eyes. One cries, "Dawn Machine waking!"