iTunes Radio?

Do any of you know how to add a station to the list of radio stations on iTunes? Is it even possible? There's nothing in their Help about it. I'd like to play my local NPR station but it's not on their list.

Stargate: Atlantis-- Progeny

( My first reaction to Progeny: )

Astro Carson

I suspect this may amuse at most 5 people on the planet. bluster and I have been saying that Paul McGillion's fondness for pointy hair reminds us of our youth...