Ejecta

The sky didn't fall all at once; it came in pieces of burning gold.

Ejecta refers to the material expelled from a target during an impact event, which can include coherent ejecta blankets, breccias, ScienceDirect.com Ejecta

"Is it going to hit us?" her son, Leo, asked, his small hand gripping hers. The sky didn't fall all at once; it

She realized then that the asteroid hadn't just hit a moon; it had hit a tomb. Or perhaps a beacon. The wasn't just debris—it was a message, scattered across the planet for anyone who knew how to look at the stones. which can include coherent ejecta blankets