It’s a cookbook, or something: 14 types of Twilight Zone endings
8. It was Earth all along. (Or “Oh, I get it, they’re astronauts!”) Serling was so jazzed by the idea of depicting Earth as an alien planet that The Twilight Zone actually aired back-to-back episodes in season one with that very twist. In “Third From The Sun” (adapted by Serling from a Matheson story), scientists flee a doomed planet that viewers are led to believe is Earth, when in fact the scientists are headed to Earth. Then, in “I Shot An Arrow Into The Air” (adapted by Serling from a Madelon Champion story), three astronauts believe themselves to be stranded on a desert planet and subsequently panic and kill each other, not realizing they’ve actually crash-landed just outside Las Vegas.
(Via The AV Club)
Source: The A.V. Club