There was a Vulcan Admiral on DS9, so that's at least one. The Federation Presidents seem to be non-Human more often than not though, which makes sense.
The headline is a little misleading. It's saying that they selected the geology team that will plan the science mission for the astronauts, not that the geologists will go
No Star Trek fan would claim to love them all equally. We tend to have very strong opinions about this ever since the first Kirk vs. Picard debates back in the 80s
Mr. Madison, what you’ve just said is one of the most insanely idiotic things I have ever heard. At no point in your rambling, incoherent response were you even close to anything that could be considered a rational thought. Everyone in this room is now dumber for having listened to it. I award you no points, and may God have mercy on your soul.
This is just like the US Navy. Junior enlisted clean constantly.