You are thinking of the x-37 not the TR3B, one is public and one is rumored to exist
Well in terms of a space force 90% of NASA's missions are completely classified so therefore one doesn't have to believe in Corey Goode to think that there is a secret space program but yes I do think the space force is a significant step in this whole thing it may be a way to merge what we have up there into the public sphere