2026's 20 Biggest Sci Fi Movies That Will CRUSH the Box Office or Flop Hard

2026's 20 Biggest Sci Fi Movies That Will CRUSH the Box Office or Flop Hard 2026 is stacked with space epics, franchises, and originals—Project Hail Mary, Mandalorian & Grogu, Dune 3, and Supergirl lead as safest bets to dominate, while riskier ones like Disclosure Day or Good Luck, Have Fun, Don't Die could surprise or bomb spectacularly. Which one are you most hyped (or worried) about? This lineup has huge viral debate fuel! 20. War Machine (2026) 19. Mercy (2026) 18. Good Luck, Have Fun, Don’t Die (2026) 17. Disclosure Day (2026) 16. World Breaker (2026) 15. Hoppers (2026) 14. The Dog Stars (2026) 13. The Bride! (2026) 12. Masters of the Universe (2026) 11. Mortal Kombat II (2026) 10. Supergirl (2026) 9. Project Hail Mary (2026) 8. 28 Years Later: The Bone Temple (2026) 7. The Super Mario Galaxy Movie (2026) 6. The Hunger Games: Sunrise on the Reaping (2026) 5. The Mandalorian & Grogu (2026) 4. The Odyssey (2026) 3. Dune: Part Three (2026) 2. Avatar 3: Fire and Ash (2026) 1. Avengers: Doomsday (2026) Welcome to StreamRush Entertainment — Your Ultimate Watchlist Guide! At StreamRush Entertainment, we bring you the best web series, best TV shows, and best new series worth watching. Whether you're searching for fantasy series, sci-fi shows, crime mysteries, top Netflix series, best Amazon series, we’ve got you covered. We drop 2–4 videos per week packed with binge-worthy recommendations, deep dives, and must-watch pick lists. Genres We Cover: Fantasy & Magical Worlds Sci-Fi & Time-Bending Thrillers Action, Adventure & Historical Epics Crime, Mystery & Psychological Dramas Horror, Supernatural & Dark Thrillers Romance, Comedy, Drama & Feel-Good Flicks War, Westerns & Epic Sagas Disclaimer- Some contents are used for educational purposes under fair use. Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use.