What is "brittle stars"

Usage examples of "brittle stars".

The dwarves cut wood and scraped a fire pit as the short winter day ended and brittle stars winked.

Here, unmasked by Trantor's opaque walls, I can see chaos in the foliage by day, and in brittle stars by night.

Here, unmasked by Trantors opaque walls, I can see chaos in the foliage by day, and in brittle stars by night.