News doesn't travel very fast, out in space,
Only today did the small colony of Keplar receive the news of the falling of the main mining colony of Galileo; it seems like not many survived the tragedy. But it was the company responsible for setting up the colony there's fault, they should have known that the star was old and a supernova was approaching.

But that was months ago,
It's currently a calm day on the small planet and the inhabitants never have to worry about a supernova, he'll the star is the safest type to live by as it's an orange dwarf of 12 billion years. Plenty of billions of years left still.