I've never heard or seen this show. Sounds like it might be interesting. I'll have find out where it's streamed. I assume it requires a subscription.
The Starlost had a very similar backstory, but The Ark brings orders of magnitude better production quality. The Ark features (or featured, depending on when you jump in) multiple arks launched at different times.I remember the 1970s show about an ark---Starlost