Monster Girls - hoping to find a alien cutie like this in area 51

And if she gets pregnant, it'll always be a stillborn because it'll be half human and half collapsing star

I don't think it would even get that far; I'm pretty certain that it would just be impossible to impregnate her on any level because she's a different species and "collapsing star" isn't quite as close to humans as tigers and lions are close to each other.