bluethorn★★★★★EP 11An episode of revelations and mystery resolution. Some of the answers were unexpected, however, the villain in this story isn't entirely convincing. Nevertheless, the end of the episode is impactful and emotional.
Astra Lost in Space
Oshimeter
8.7
143 Fans
89 Want to Watch
164 Watched
Synopsis
When a routine school camping trip goes sideways, nine teenagers find themselves teleported 5,000 light-years from home. That's the setup for Astra Lost in Space, and what follows is a tightly plotted 12-episode mystery wrapped in a survival adventure that genuinely respects your intelligence. Kanata Hoshijima, an athletic kid with leadership ambitions, ends up guiding the group through a series of alien planets as they try to hop their way back to civilization in a salvaged ship. Each planet brings new dangers, dwindling supplies, and the growing realization that someone in the group might be responsible for stranding them in the first place. The cast, including the bubbly Aries Spring, the calculating Zack Walker, and the quietly intense Ulgar Zweig, all start as apparent archetypes, but the show peels back layers on every single one of them in ways that actually pay off. Studio Lerche gives each alien world a distinct look, and the pacing never drags because there's always a new environment or revelation around the corner. The mystery element is where this really shines though. There are twists here that recontextualize everything, and the show plays fair with its clues. If you liked the sense of dangerous wonder in Made in Abyss or the teamwork-under-pressure vibe of Space Brothers, this hits a similar nerve. It's also a complete story, no cliffhanger, no "read the manga" ending. The whole thing wraps up cleanly, which feels rare these days.
Episode Guide
Oshimeter0-5960-7980-100Upcoming
Characters
Kanata Hoshijima
Aspiring captain Kanata Hoshijima leads his classmates through space after their spaceship malfunctions.
Grelle Jessie James
Aries Spring
Aries Spring is a cheerful, friendly girl who sometimes comes off as ditzy.
Shipman Megan
Quitterie Raffaeli
Quitterie Raffaeli: Aloof, aspiring doctor.
Chambers Dani
Luca Esposito
Mischievous and artistic, Luca dreams of becoming a painter.
Strange Ciarán
Ulgar Zweig
Ulgar Zweig: A brooding, solitary young man who dislikes company.
Piper Christopher Dontrell
Charce Lacroix
Handsome, alien-loving biologist and talented chef, Charce Lacroix excels at deciphering planetary ecosystems.
Liebrecht Jason
Yunhua Lu
Tall and unassuming, Yunhua Lu prefers to blend into the background.
Bennett Dawn M.
Zack Walker
Stoic, childhood friend of Quitterie, and a reliable member of the Astra crew.
Roberts Aaron
Funicia Raffaeli
Funicia Raffaeli, Quitterie's adopted sister, is inseparable from her puppet, Beego.
Chambers Dani
Community Feed
bluethorn★★★★★EP 11bluethorn★★★☆☆EP 10Excuse me, they bombed... Where? Up until now, the world-building had been solid, but in this futuristic parallel universe, the unfolding of events doesn't make much sense. The final revelation wasn't entirely well-executed either.
dudss★★★★★VerifiedEP 12Such a satisfying ending to one of my favourite sci-fi anime ever. Definitely deserves more hype
dudss★★★★★VerifiedEP 11Very emotional episode with Charce’s backstory. And damn, this anime really knows how to create unexpected moments
dudss★★★★★EP 10A plot twist after another keeps this show really intriguing and engaging and I love it
dudss★★★★★EP 9This episode is probably the most shocking of the entire anime and that ending was insane.
dudss★★★★★EP 8Another great episode with a new character joining the team. Also really like the relationship of Zack and Quitterie and their dynamic is really funny
dudss★★★★★EP 7A lot happened in this episode. An unexpected event put the characters in a difficult situation making things seem hopeless, but a wild discovery at the end of the episode might be the solution to their problem.
dudss★★★★★EP 6A lot of reveals in this episode that I didn't see coming. This anime keeps getting more and more intriguing
dudss★★★★★EP 5The parents are very suspicious and Aries's mom seems like the only normal one. Chill episode overall until that ending happened. Need to see what happens next.
dudss★★★★★EP 4Love the worldbuilding of this show so far and the variety of creatures the characters find. The resolution of this episode was very satisfying, and getting to know more about Yunhua really made me appreciate her more
dudss★★★★★EP 3Very intense episode focused on the mystery of the "traitor". A good transition episode, showing the characters discussing with each other before landing in a new planet.
bluethorn★★★★★EP 9Excellent episode. Although the way it's revealed is a bit strange, the mother of all revelations explains a LOT. Also, it is curious to see that the most confused character of all is the one closest to us, the viewers.
bluethorn★★★★★EP 8Lots of conveniences, but honestly, I don't mind that the plot moves forward. Ships are confirmed, and as always, there's a big final reveal. This anime has the knack of making the final twist not so predictable.
bluethorn★★★★★EP 7A chapter with a variety of themes. We have characters' backstories, suspicious attitudes, a major crisis, and a final discovery that could change the dynamics of the following chapters.
bluethorn★★★★★EP 6Big revelations and more character development. I am satisfied with how the issue of gender identity was handled in the episode, without mockery or simplistic answers. This anime has a thing for last-minute cliffhangers.
bluethorn★★★☆☆EP 5A beach episode with lots of shipping. The art is enjoyable, and the ending at least makes you want to keep watching.
bluethorn★★★☆☆EP 4It was certainly quite strange that the protagonists confidently set foot on new planets without considering whether they were hostile environments. Well, in this episode, that confidence has consequences. A bit of camaraderie in crisis and overcoming old traumas in between.
bluethorn★★★★★EP 12I think my biggest criticism regarding the way the anime explains its world and the development of human history is that it presents an overly simplistic view of human societies. However, the final message is beautiful and inspiring.
bluethorn★★★★★EP 3Suddenly, the tone of the story shifts to something much more tense. This episode is pure suspense and intrigue, but also features epic moments of camaraderie.
