Top 10 Must-Watch Anime If You Loved “Astra Lost in Space” & Where To Watch Them!

Astra Lost in Space is a story about a group of teenagers who were victims of a conspiracy which sent them thousands of light-years away from the destination of their excursion. Trying to go back home, they discover a dark secret that was meant to be hidden forever.

This is a story about betrayal and friendship that revolves around a life-changing mystery.

So, let’s begin with the top 10 anime that you should watch if you enjoyed Astra Lost in Space.

10. Classroom Crisis

Classroom Crisis tells us not to give up if there is still a little bit of hope left.

A-TEC is an aerospace development initiated by Kirishina Corporation, led by Kaito Sera, a talented engineer. Soon after welcoming Nagisa Kiryuu, younger brother of the Corporation’s CEO, as the new chief of A-TEC, they found out that he has come to shut down the program.

Kaito, not willing to give up on the classroom, starts developing the X-2, the most powerful rocket while Nagisa ranks up to complete his mission.

Classroom Crisis Complete Series (Subtitled) - Official Trailer

But soon, they find themselves fighting against the conspiracy that was lurking in the shadows of the corporation.

9. Rokka: Braves of the Six Flowers

Rokka smartly elaborates on the idiom of finding a needle from a haystack.

Adlet Mayer, wanting to be chosen as one of “the Brave of the Six Flowers” by the Goddess of Fate, arrives at the continent of Piena.

The Braves are selected to fight against the revived Demon God. After being chosen as a Brave, he and Augustra, a fellow brave, venture out to meet the others.

Rokka〜Braves of the Six Flowers〜PV ver.0

Reaching the destination, they found seven braves instead of six and Adlet being suspected to be a fraud, has nothing but to run away while using his skills to find out the traitor.

8. Infinite Ryvius

Infinite Ryvius reminds us to be ready for the unpredictable adventure called life.

Kouji Aiba and Aoi Housen are astronaut interns in Lieba Delta, which hovers on the edge of the Geduld Sea, a plasma field connecting all planets.

But with a sudden invasion of saboteurs, the ship gets in contact with the Geduld. It resulted in the death of all adults.

Remaining as the survivors are the young astronauts who amidst their anxiety, try to reach home while the saboteurs plan on invading again.

7. Planetes

Planetes deals with a fiction that beautifully illustrates the daily lives of people working in space.

Ai Tanabe, an enthusiast of cosmos, has joined Technora Corporation as a member of the Debris Section. This section’s job is to remove the junk that floats between the Earth and the Moon.

Being the most underrated section, they work with the least stuff and a decaying spaceship called “Toy Box.” While working, she befriends members of the department such as Philippe, Edelgard, and Hoshino, with whom she shares her dreams amidst the infinity.

6. Kiznaiver

Kiznaiver reminds us that “Sharing is Caring” is not just an idiom.

Katsuhira Agata is a quiet and reserved teenage boy who gets bullied for his lack of expression, but their fists don’t work on him as he has got no sense of pain left in him.

His friend, Chidori Takashiro, faintly remembers the days before Katshuri experienced this significant change.

KIZNAIVER Complete Blu-ray Set Product Announcement Trailer

However, one day, Katsuhira, Chidori, and four other teenagers were abducted to join an experiment for world peace named ‘Kiznaivers’, where they will feel the same pain when any one of them gets injured.

Their fates being literally intertwined with each other, they will have to reveal their true selves to each other to survive.

5. The Promised Neverland

A promise is more fragile than a sheet of glass in this world of treachery, that’s what The Promised Neverland depicts with a terrifyingly beautiful story.

The Grace Field House is inhabited by orphans surrounded by a forest and a gate as the way to enter. They are looked after by Isabella, who is called “Mama” by the orphans.

The one rule they have to follow is to never go outside the boundary of the house. Every few months a child is adopted and sent to a new family, they cannot be contacted ever again.

The Promised Neverland Trailer 1

Getting suspicious of that, the three oldest siblings trying to uncover the truth face the cruel fate waiting for them, including their Mama’s twisted nature.

4. Uninhabited Planet Survive

Uninhabited Planet Survive is the journey of a group of teenagers trying to find their way off of an unknown planet.

In the future, planet colonization has become a norm as Earth is uninhabitable, and the people live in colonies on other planets.

While on an excursion, Luna’s mistake causes her six classmates, her and her dog to be thrown out in outer space.

After crash landing on an uninhabited planet, Luna leading the team is finding a way to survive while they are being followed by someone from the shadows.

3. Darling in the FranXX

Darling in the FranXX portrays a bittersweet love story of teens amid a crisis.

Plantations are the fortress city that saves humanity from the Klaxosaurs, giant beasts responsible for near-extinction of humans. The only way to fight against Klaxosaurs is FranXX, giant mechas piloted by humans.

Hiro, an aspiring FranXX pilot, getting depressed from his failure to pilot FranXX, comes across Zero Two in the forest lake.

DARLING in the FRANXX | Trailer (Own It Now)

Soon after the sudden attack on the plantation, Hiro was forced to join her in the FranXX. Ending with a win, she was surprised to see Hiro survive after riding with her as she is known as the “Partner Killer.”

2. Star Blazers: Space Battleship Yamato 2199

Star Blazers is the classic sci-fi series that you should watch without a second thought.

Humanity is estimated to go extinct in one year after a sudden attack from the alien race called “Gamilas.” Out of desperation, humanity uses its last resort, The Earth Defense Force.

But soon after receiving a message from a mysterious planet named Iscandar, they find a ray of hope in the form of a device that promises to restore Earth to its former self.

Star Blazers: Space Battleship Yamato 2199 Part 1 DVD / Blu-Ray Combo Trailer

Led by Captain Okita, his crew aboard Space Battleship Yamato to reach Iscandar while abolishing the Gamilas fleets.

1. Dr. STONE

Dr. STONE will rekindle the latent spirit of science within you, while on a ride to the prehistoric times.

Just when Taiju was going to confess his love to Yuzuriha after five years of harboring his feelings, he was interrupted by a blinding green light that petrified all of mankind to stone.

After waking up several millennia later, he witnesses a world surrounded by lush green forests devoid of the modern world.

Dr. Stone Official Anime Trailer (English Sub)

Suddenly he comes across his science-loving friend Senku who has been active for quite a few months and has devised a plan to revive mankind. But soon, his ideologies are challenged by the revived ones.

Honorable Mentions

There are some other series which contains a few elements of Astra Lost in Space, they are:

Gargantia on the Verdurous Planet, Jyu-Oh-Sei: Planet of the Beast King, 7 Seeds.