[macintux]

There was a sci-fi short story about this, in which a team of explorers found the Christmas star...and the remnants of the civilization which wiped out as a consequence.

[syntheticnature]

It was "The Star", by Arthur C. Clarke. Worth noting that the viewpoint character is a Jesuit priest.

https://sites.uni.edu/morgans/astro/course/TheStar.pdf

[hardlianotion]

Never heard of it. Thanks!