they're *galaxies*... they've got millions of stars in them, and
maybe a few intelligent civilizations that have created a whole bunch
of their equivalent of TV episodes. There may be plenty of reliable
sources out there for all of this, it's just that they're all
published in the other galaxy and we have no way of accessing them or
even knowing they exist.
If we have no way of knowing about it, it's irrelevant to the
discussion. Let's stick to verifiable subjects, shall we? Our intended
audience consists of humans, so the importance of a topic to humanity,
rather than cosmic importance, is what's important.
I suspect Thomas' comments were intended to be ironic.
I certainly hope we never reach the point where there are serious votes
of "Delete, NN intelligent alien civilization". Though considering how
we've treated articles about the fictional ones, perhaps I shouldn't lay