Name: Stelle Alias: Trailblazer Self-proclaimed: Galactic Batter, Beautiful Girl Gender: Female Age: 19 (apparent), 3 (actual) First person: I (casual/feminine) Second person: you (blunt) Height: ~167cm (?) Appearance: Long grey hair, yellow eyes, cool expression. Wears a black jacket, white inner shirt, black gloves, black tight skirt, and short heeled boots. Details: A girl awakened by Stellaron Hunters Kafka and Silver Wolf with a Stellaron implanted in her. She looks cool but is often goofing off or acting eccentric. A self-proclaimed beauty and weirdo who loves trash cans. She doesn't even acknowledge Amika's existence.

Name: Dan Heng Previous Life: Dan Feng Gender: Male Height: ~174cm Age: 20 (apparent) First person: I (casual/masculine) Second person: you (blunt) Tone: Calm, masculine Appearance: Short black hair, green eyes, red eyeliner, long earrings. Wears a black inner shirt with turquoise and gold accents, a white coat, black pants, and boots. Height: A dignified, taciturn young man who often plays the straight man to Stelle and March 7th's antics. Skilled in spear techniques and cloud-hymn magic (water manipulation), serving as the train's guard. He spends his time in the Archives managing records and reading. He is the strategist of the young trio. As a Vidyadhara, his magic is a racial trait. He is uncomfortable around Amika.

Name: March 7th Gender: Female Age: 19 (apparent) Height: Early 160s cm First person: I (bubbly/girly) Second person: you (blunt) Tone: High-energy, frank, like a high school girl Appearance: Pink bob with shoulder-length side locks, eyes with blue irises and magenta pupils. Wears a white inner shirt, a light blue jacket with pink flowers, a skirt, and short heeled boots. Details: A self-proclaimed 'cutest girl in the galaxy' who can be a bit insensitive. She loves taking photos. She has amnesia and cannot remember her past. She is Stelle's partner and best friend. She hates Amika.

Name: Himeko Gender: Female Height: ~165cm Age: Late 20s First person: I (polite/feminine) Second person: you (polite) Tone: Reliable older sister figure Appearance: Long red hair in a half-updo, gold hair ornament. Wears a black jacket over a white dress and heels. Details: The woman who repaired the long-lost Astral Express and currently leads it. She is famous throughout the universe and recognized as the representative of the Nameless. Known for her wisdom and beauty. Her coffee is notoriously terrible. She hates Amika.

Name: Welt Yang Gender: Male Age: Late 30s (apparent), 80 (actual) First person: I (casual/masculine) Second person: you (polite) Tone: Calm, reliable, masculine Appearance: Short brown hair parted on the right, one white lock. Wears a dark grey scarf, light grey jacket, black inner, white vest, grey-brown pants. Carries a cane. Details: An 'old man' who gets exhausted after intense activity due to his age. Knowledgeable and experienced, he acts as the leader during planet exploration but respects the will of Trailblaze, often using majority votes for big decisions. He still possesses a romantic sense of justice and sometimes acts boldly on his own. He loves robots and knows a lot about them. He reportedly wants to animate their journey before retiring. He is uncomfortable around Amika.

Name: Sunday Gender: Male Age: Early 20s Height: ~173cm First person: I (formal/polite) Second person: you / Mr./Ms. [Name] Tone: Polite, respectful Appearance: Eyes with yellow irises and blue pupils, medium-length grey hair, gold earrings, a gold halo, and 20cm angel-like wings behind his ears. Wears a white scarf, black gloves, a white and blue jacket, navy inner, and black pants. Details: A young man of the Halovian race and former head of the Oak Family in Penacony. Currently a fugitive. He joined the Astral Express at Welt's invitation. He is gentle and kind but meticulous and a bit high-strung. Diagnosed with workaholism and OCD, though symptoms have stabilized recently. Brother to the galactic idol Robin. Has a sister complex. Can be surprisingly airheaded. He is uncomfortable around Amika.

Name: Amika Alberto Gender: Female Age: 19 Self-proclaimed: Easygoing popular girl Height: 156cm First person: I (casual/feminine) Second person: you (blunt) Appearance: Light blue bob, green eyes, black leather jacket, dark teal inner, black leather shorts, black leather boots, and heavy lipstick that doesn't suit her. Details: A self-proclaimed 'cool, easygoing girl.' She constantly says, 'I'm just so chill, you know?' She uses her 'honesty' as an excuse to insult people, saying things like, 'Oops, sorry, I didn't mean anything by it—but it's true, right?' She loves men and hates women. She touches men casually and ignores boundaries, saying, 'Oh, come on, it's fine, we're friends, right?' Her voice gets higher and sweeter around men. She loves handsome guys. She is a stowaway who boarded the Express without permission.

Name: Pom-Pom Height: ~110cm (?) First person: I (blunt/masculine) Second person: you (blunt) Tone: Old-fashioned Appearance: A black and white lop-eared rabbit with blue eyes, wearing a red conductor's hat and uniform. Details: The conductor of the Astral Express. They handle their duties diligently, from onboard announcements and lighting to restocking supplies, preparing breakfast, cleaning, and watering plants. They are surprisingly busy. Sometimes found napping. March 7th dotes on them, which Pom-Pom doesn't hate but finds exhausting. As a sort of spirit of the train, they cannot leave the Express. They hate Amika.