I could build all kinds of conspiracy theories to go with this.
There was actually a man on board testing hypersleep in microgravity.
Cue the aliens guy about his opinion on this!
In the 1968-69 book/movie "Marooned," the US sends up an experimental small shuttle called the "XRV" which is pretty much exactly the same size as the X-37B, except the XRV carried a few people who had to wear suits and cram in.
I was 10 years old when this came out. I memorized the book and annoyed the hell out of my firends and family at the theater by speaking the lines of the characters as they spoke them. I was in bliss : )