As a native Spanish speaker, this sounds totally made up. Nova sounds like an astronomy word, like supernova.
“No va” to me means something like “it’s not happening” or “the plans have been cancelled”. But it’s pronounced very differently.
I find it funny, but excellent, that this post is flagged.
One of the things I love the most of HN is the ability to stay on topic.
I too hope HN stays like this forever.