There are some of those names that Starfleet might like to avoid for diplomatic reasons...
"This is the USS Phobos. We come in peace."
"We welcome you in peace, Phobos. by the way, what does your ship's name mean?"
"Ahhh.... fear. Sorry about that. It's just the name of a moon."
"What's the name of the planet that moon orbits?"
"That's Mars. Named after an ancient god of War... Look, can we start again?"
"This is the USS Phobos. We come in peace."
"We welcome you in peace, Phobos. by the way, what does your ship's name mean?"
"Ahhh.... fear. Sorry about that. It's just the name of a moon."
"What's the name of the planet that moon orbits?"
"That's Mars. Named after an ancient god of War... Look, can we start again?"