Overview: Could there be life beyond Earth? Only recently has it become possible to scan the skies in a systematic attempt to find out. NOVA joins the search with guest host Lily Tomlin.
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First Air Date: Mar 03, 1974Last Air date: Aug 07, 2024Season: 51 SeasonEpisode: 984 EpisodeRuntime: 55 minutesQuality: HDIMDb: 6.83 / 10 by 114 usersPopularity: 176.41Language: English