Top 10 Best Space Anime to Watch in 2026

Ranging from timeless favorites depicting interstellar conflicts to modern narratives exploring humanity's role in the cosmos, there's an option for every science fiction enthusiast. In 2026, thanks to streaming services that provide easy access to both classic and contemporary series, it's an ideal moment to delve into these stellar stories. This compilation includes a diverse selection, blending iconic oldies with newer releases for variety. Regardless if you're a dedicated anime aficionado or a newcomer, these 10 space anime are essential viewing for this year.

1. Space Battleship Yamato (1974)

This iconic series, known as Space Battleship Yamato (or Star Blazers in certain regions), tracks a team that converts a historic WWII warship into a spacecraft to defend Earth against extraterrestrial threats. A groundbreaking hit from the 1970s, it features high-tension scenarios, grand-scale conflicts, and genuine emotion. It pioneered the space opera genre in anime and remains compelling due to its daring narrative and dynamic sequences.

Remake Option: If the original 1970s aesthetic seems dated, try Space Battleship Yamato 2199 (2012), a polished reboot with enhanced graphics and more streamlined storytelling. It honors the source material while offering a contemporary feel, and its follow-up, Yamato 2202, explores the epic further—ideal for 2026 audiences seeking an updated version.

2. Mobile Suit Gundam (1979)

An absolute staple, Mobile Suit Gundam immerses viewers in a harsh conflict between Earth and its orbital settlements. Novice pilot Amuro Ray takes control of a colossal robotic armor to battle for existence. This 1970s sensation introduced intricate political themes and raw emotional turmoil to space anime, complemented by fierce combat. Its impact is immense, and with ongoing Gundam projects, it's an excellent choice for those who enjoy profound concepts and massive blasts.

3. Gunbuster (1988)

Produced by Gainax, Gunbuster delivers an exhilarating journey involving adolescent girls operating enormous robots to combat invaders in the vastness of space. This 1980s OVA combines high-octane excitement, temporal paradoxes, and maturation challenges. It begins with competitions and escalates to universe-spanning showdowns, featuring exceptional visuals. It's a hidden treasure worth exploring in 2026 for its emotional depth and grandeur.

4. Legend of the Galactic Heroes (1988)

Legend of the Galactic Heroes is an expansive space epic, boasting more than 100 episodes chronicling the warfare between the Galactic Empire and the Free Planets Alliance. It centers on two brilliant commanders, Reinhard and Yang, in a narrative brimming with governance, ideology, and monumental naval engagements. This 1980s masterpiece is profound and fulfilling, and the newer adaptation simplifies entry for those preferring a current style.

5. Cowboy Bebop (1998)

No list is complete without Cowboy Bebop. This 1990s masterpiece shadows bounty hunter Spike Spiegel and his eclectic team navigating the solar system aboard their vessel, the Bebop. It boasts flair, jazz soundtracks, and tales of isolation and atonement. Every installment resembles a standalone film, balancing thrills and sentiment. It's an essential watch in 2026—for its stylish vibe and interstellar soul.

6. Planetes (2003)

Planetes stays grounded, depicting a group tasked with removing orbital debris in a near-future setting. This early-2000s anime examines the routine aspects of extraterrestrial existence, addressing ecological concerns and individual aspirations. It focuses less on spectacular clashes and more on individuals discovering their purpose amid the stars. As space exploration advances in 2026, this series resonates strongly.

7. Space Brothers (2012)

Space Brothers chronicles siblings Mutta and Hibito pursuing their ambition to become astronauts. Drawing from actual agencies like JAXA and NASA, this 2010s show blends comedy, warmth, and determination across over 90 episodes. It's a realistic, motivational account of kinship and overcoming obstacles, suited for an extended viewing session.

8. Knights of Sidonia (2014)

This 2010s Netflix production portrays the remnants of humankind aboard the colossal vessel Sidonia, battling enigmatic, morphing extraterrestrials using mechs. Nagate Tanikaze rises from obscurity to champion in a somber, riveting saga of endurance. The computer-generated imagery and unsettling alien atmosphere distinguish it—perfect for those seeking a dark and captivating experience in 2026.

9. Astra Lost in Space (2019)

Astra Lost in Space offers a concise 12-episode adventure from the 2010s. A band of teenagers finds themselves marooned 5,000 light-years away and must journey across worlds, uncovering secrets en route. It features endurance struggles, surprising revelations, and compelling interpersonal dynamics. For a brief, adrenaline-fueled cosmic yarn, this is a top choice.

10. Milky☆Subway: The Galactic Limited Express (2025)

Freshly released in 2025, Milky☆Subway: The Galactic Limited Express trails enhanced human Chiharu and android Makina, assigned to maintain an antiquated interstellar train that abruptly launches into the void. It's a speedy, humorous escapade filled with intense sequences and universal mayhem. As a cutting-edge entry in space anime, it showcases the direction of the category this year.