If you're looking for manga similar to Rocket Girls, you might like these titles.
The year is 2076, and the world is ready to launch its first manned space probe to Jupiter. Onboard is Kousei Amami, a friend of Yuuto's family, and personal hero to the boy, who dreams of following Kousei into space as an astronaut someday - even promising his friend that when he returns from his mission, Yuuta will surely follow his dream. But when a terrible accident occurs and the ship is seemingly lost in the depths of space, Yuuto decides that now more than ever, he will make his way into the astronaut program in hopes of someday traveling to Jupiter, in the hope that Kousei is still alive...
Battling incredible odds and critical public opinion, a trio of astronauts fight to disengage a runaway generator in impossible conditions and silence longtime critics at the same time.
When Mutta and Hibito were children, they made a promise to become astronauts together after spotting a UFO one night. Now adults, the duo's path couldn't have diverged more – Hibito is about to travel to the moon with NASA to help simulate the future exploration of Mars, and Mutta is unemployed, having recently headbutted his boss at an auto company. Still, the man can't shake his desire to surpass his younger brother, and soon, he becomes an applicant for Japan's JAXA space program. His ultimate goal, to get one step ahead of Hibito and go to Mars. But the path to becoming an astronaut is long and fraught with tests and challenges. Will Mutta and newfound friends Kenji and Serika manage to persevere and achieve their dream?
In 205X, armed forces and conflicts are a thing of the past and people live safe, peaceful lives, all thanks to a cheap, inexhaustible source of energy. One day, something strange is discovered on the moon: an ancient corpse in a spacesuit. The corpse is undeniably human, but it appears to be about 50,000 years old! What does this mean about the history of our species? What effect will this discovery have on current human society?
The intrepid astronauts from Astro are back, this time dealing with terrorists seeking to halt lunar colonization.
An unrealistic dream of 'astronauts', a triumph just before it was supposed to be realized ... Fifteen years later, an employee that was working at NASA as an astronomer, not an astronaut, was suspended for an unknown reason. And to solve the mystery NASA's big project is about to begin ... Surely this will be a dream come true!
After discovering an element on the moon that, when used to create a nuclear reaction, would power the Earth for the next 1,000 years, the leaders of sixteen countries declared that their space programs would be combined into the International Space Agency (ISA) – and fifteen nuclear reactors would be built on the moon by the year 2023. Lostman and Goro are two young climbers who have conquered the highest point on Earth – Mt. Everest – and now look to the skies for their next challenge: to become astronauts and explore the stars. While Goro becomes a construction specialist, Lostman joins the air force; both will work their hardest to make their way into space, by whatever means necessary.