“The Yesod is very clear and it clears everything else. The Bracha is about coming across the Hand of Hashem.
There’s עושה מעשה בראשית blessings for when you come across original creations, and כחו וגברתו or דיין האמת when someone has come across the display of His Power and Rule, בורא מיני for witnessing His support.”
Eclipse seems to fulfill BOTH of these.
You aren’t explaining why an eclipse isn’t one of them
Why isn’t a horse galloping? Might be a good question but not the topic of this post