Photos and the official synopsis have been revealed for the first episode of the fourth season of Star Trek: Strange New Worlds. Called Valles Marineris, it appears that this will be connected with the planet Mars in Earth’s own Solar System. This episode was written by co-showrunners Akiva Goldsman and Henry Alonso Myers, from a story by Henry Alonso Myers and Alan B. McElroy. Chris Fisher is the director, who is also an executive producer on the series. Valles Marineris will arrive on Paramount+ on Thursday, July 23, 2026. This will be the first of 10 episodes in season 4 of Strange New Worlds.
Valles Marineris Synopsis
Pike leads the crew into a stellar storm, sending the Enterprise back 65 million years.
Valles Marineris Photos
(L-R): Rebecca Romijn as Una, Christina Chong as La’an Noonien-Singh, and Melissa Navia as Erica Ortegas in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Anson Mount as Captain Pike in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Christina Chong as La’an Noonien-Singh in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Rebecca Romijn as Una in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Anson Mount as Captain Pike in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+(L-R): Melissa Navia as Erica Ortegas, Christina Chong as La’an Noonien-Singh, and Rebecca Romijn as Una in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+(L-R): Christina Chong as La’an Noonien-Singh, Rebecca Romijn as Una, and Melissa Navia as Erica Ortegas in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+
(L-R): Rebecca Romijn as Una, Christina Chong as La’an Noonien-Singh, and Melissa Navia as Erica Ortegas in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+
Adrian Holmes as Admiral April in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+
Anson Mount as Captain Pike in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+(L-R): Rebecca Romijn as Una and Melissa Navia as Erica Ortegas in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Christina Chong as La’an Noonien-Singh in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+Melissa Navia as Erica Ortegas in season 4, episode 1, of Star Trek: Strange New Worlds streaming on Paramount+, 2026. Photo Credit: Jan Thijs/Paramount+
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