Who went to moon dog?

I'm curious to delve into the depths of this intriguing question, "Who went to moon dog?" The phrase seems enigmatic at first, almost like a cryptic reference to a cultural phenomenon or a colloquial expression that's gone unnoticed by mainstream media. Is it a reference to a famous astronaut's pet dog? Or perhaps a nickname for a lesser-known lunar mission? The query begs for clarification. Did someone or something actually go to "moon dog," and if so, what is the significance of this journey? My intrigue is piqued, and I'm eager to discover the answer behind this enigmatic query.