Haunted by a space flight accident that claimed the life of his beloved wife, Yuri finds himself six years later as part of a team of debris cleaners on a vessel called the Toy Box charged with clearing space junk from space flight paths. The team consists of Hachimaki, a hot shot debris-man with a sailor's affinity for the orbital ocean; Fee, a chain-smoking tomboy beauty with an abrasive edge; and Pops, a veteran orbital mechanic whose avuncular presence soothes the stress of the job.
Planetes is finished and has 4 Volumes and 27 Chapters. It is also Known as: プラネテス ΠΛΑΝΗΤΕΣ, Planetes
Genres: Science Fiction, Space, Thriller, Slice of Life, Drama, Psychological, Shipboard
Top 10 Manga Like Planetes [2022 List]
10. Futatsu no Spica

In a Tokyo of the not-too-distant future a young girl looks up to the stars with melancholy in her heart and hope in her eyes. Thirteen-year-old Asumi Kamogawa’s life has been tied to those stars; her future may very well be among them. And she is not alone... Asumi is one of many young people with ambitions to some day head off to space for Japan’s first manned mission.
Before liftoff, like any true astronaut she must show the right stuff and overcome odds to pass numerous physical and mental trials if she even wants to be considered in the running for a rare spot in the elite Tokyo Space School.
Twin Spica is finished and has 16 Volumes and 89 Chapters. It is also Known as: ふたつのスピカ, Futatsu no Spica
9. Vinland Saga

As a child, Thorfinn sat at the feet of the great Leif Ericson and thrilled to wild tales of a land far to the west. But his youthful fantasies were shattered by a mercenary raid. Raised by the Vikings who murdered his father, Thorfinn became a terrifying warrior, forever seeking to kill the band's leader, Askeladd, and avenge his father. Sustaining Thorfinn through his ordeal are his pride in his family and his dreams of a fertile westward land, a land without war or slavery … the land Leif called Vinland.
Notes:
- Won the Grand Prize at the Japan Media Arts Festival in 2009.
- Winner of the 36th Kodansha Manga Award in the General category in 2012.
Vinland Saga is currently publishing . It is also Known as: ヴィンランド・サガ, Vinland Saga
8. Kanata no Astra

What starts as a pleasant class trip to a planet five light-years away becomes a nightmare survival trip to get back home.
In the year 2063, interstellar space travel has become the norm. What sort of adventure awaits on the new frontier?
It's the first day of Planet Camp, and Aries Spring couldn't be more excited! She, along with eight other strangers, leave for Planet McPa for a weeklong excursion. Soon after they arrive, however, a mysterious orb appears and transports them into the depths of space, where they find an empty floating spaceship…
Astra Lost in Space is finished and has 5 Volumes and 49 Chapters. It is also Known as: 彼方のアストラ, Kanata no Astra
7. Kaijuu no Kodomo

One summer vacation, Ruka meets two boys, "Umi" and "Sora," whose upbringing contains strange and wonderful secrets. Drawn to their beautiful swimming, almost more like flying, Ruka and the adults who know them are intertwined in a complex mesh...
Meanwhile, an unexplained anomaly is occurring all over the world: fish are disappearing. Thus begins a marine adventure of boys and girls to captivate all the senses!
Children of the Sea is finished and has 5 Volumes and 43 Chapters. It is also Known as: 海獣の子供, The Sea Monster's Children
6. NHK ni Youkoso!

Sato Tatsuhiro is a drug-addled "hikikomori" who thinks a sinister organization, NHK , is the cause of all his problems! He falls in love with a girl, Misaki, who he thinks is trying to assassinate him, but doesn't know how to talk to her or if he can trust her. The more he stay in his house watching anime porn, reading manga and doing drugs, the harder it is for him to leave. Only Misaki can keep him from rotting away in his own apartment!
Welcome to the N.H.K. is finished and has 8 Volumes and 40 Chapters. It is also Known as: NHKにようこそ!, Welcome to the NHK!
5. Kokou no Hito

On his first day of transferring to a new high school, a loner named Mori Buntarou, is cajoled by a classmate into climbing the school building. Despite knowing that one misstep could send him spiraling to his death, he moves forward, and upon finally reaching the top, Mori experiences a sense of fulfillment. That feeling, which seems to be telling him, "You're alive!" gives birth to an adrenaline for rock-climbing.
The Climber is finished and has 17 Volumes and 170 Chapters. It is also Known as: 孤高の人, Kokou no Hito
4. 2001-ya Monogatari

A collection of short stories that look to mankind's exploration of space, and examine the possibilities that we could face when we decide to take those first fateful steps into the unknown.
2001 Nights is finished and has 3 Volumes and 20 Chapters. It is also Known as: 2001夜物語, 2001-ya Monogatari
3. Solanin

After graduating from college, Meiko went straight to work as an office lady, but she can't help feeling there should be something more to life. Determined to find a worthier goal, she quits work, but can she actually make her neubulous dreams come true- and how will her sudden decision affect her relationship with her boyfriend Taneda?
in 2017 that is included in the chapter count.)
Solanin is finished and has 2 Volumes and 29 Chapters. It is also Known as: ソラニン, Solanin
2. Eden: It's an Endless World!

In the panic surrounding a worldwide pandemic which kills 15 percent of the population and cripples many more, a secret organization, the Propater, topples the UN and seizes control of much of the world. A boy and a girl, raised in an abandoned virology research center, immune to the virus, are attacked by the Propater and escape. 20 years later the boy is the most powerful drug lord in South America. He aids his son from behind the scenes as he evades and eventually with the help of mercenaries from Nomad fights the Propater. As the plot develops focus shifts away from the main character and develops many sub-plots dedicated to terrorism, Human-improvement, the struggle of the developing countries and the power battles between the drug cartels and Propater.
Based strongly on Gnostic mythology, all major characters are named after gnostic deities, and have analogous roles.
Warnings: Eden contains a lot of very graphic violence and some sex scenes.
Eden: It's an Endless World! is finished and has 18 Volumes and 127 Chapters. It is also Known as: EDEN ~It's an Endless World!~, Eden: It's an Endless World!
1. Chi.: Chikyuu no Undou ni Tsuite

The setting is 15th century Poland. It was a time when heretical ideas lead those to who possessed such a mindset to being burned at the stake for their beliefs. Rafal, a child prodigy, is expected to major in theology, the most important subject at the time, at the university. One day, however, he comes across a mysterious man, and is now studying a possible "truth" in the midst of heretical thought!
Orb: On the Movements of the Earth is finished and has 8 Volumes and 62 Chapters. It is also Known as: チ。―地球の運動について―, Chi - Chikyuu no Undou ni Tsuite, Bloody. -About the Movement of the Earth-, チ。地球の運動について, About the Movement of the Earth