Old Coot

Well done! I can’t suggest any changes that would really improve it.

(Though I actually like the word ‘crowing’ there, as a reference to the pridefulness we too often indulge.)

Throne of Storm and Glass

…hmm, maybe…knock it together a little…

Throne of Stormglass

…almost there…flip it like a pancake…

The Stormglass Throne

Dindingding!

While this website https://www.fantasynamegenerators.com/ has a heavy focus on real-world and fantasy settings, there are several SF name generators (and a ton of other types of name generators) scattered throughout.