Merciful Mogg, Donny! Is there any 3D skill you can't achieve?! As you pointed out, these "bodies" have "average" builds that I really like, plus the tunics and pants have these casual "wrinkles" that sell their realism. I'm just gob smacked!
Speaking of the symbolism of the insignia, as a kid, I perceived the science symbol as a basketball. Yeah, silly, I know. But possibly even more amusing, now that Trek is owned in part by CBS, just put a circle within the inner "oval" of that design and, well...