Canceled sci-fi TV shows have become an unfortunate trend in the streaming age, with some of the most ambitious and original series cut down long before their stories could unfold. Science fiction has always been a genre built on imagination and long-term worldbuilding, which makes sudden cancellations particularly devastating. The last few decades are littered with examples of great shows ending far too soon.

Every sci-fi fan will have their personal picks for the most painful cancellations , but there are a few series that stand out as universal heartbreaks. These are the shows that didn’t just end early - they ended illogically, often despite strong audiences or critical acclaim. For many, their cancellations remain some of television’s most unjust decisions, ones that robbed bot

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