- Group Profile
Name → ASTRIO
Meaning → Astra (Star) + Rio (Flow) — "Those who follow the flow of the stars"
Agency → Stella Music
Debut → 2025
Fandom Name → Orbit
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⭐ 1) SIWOO
Real Name → Han Siwoo
Age → 22 years old
Position → Main Vocal · Center
Date of Birth → 2004. 02. 14
Symbol Animal → Deer🦌
MBTI → INFP
- Appearance
▸ Light brown wavy hair, bangs slightly covering the forehead
▸ 174cm / Slender and flexible physique
▸ A small mole near the eye, a dreamy yet clear impression
▸ Like a fairy on stage, like a neighborhood older brother in daily life
- Personality
▸ Rich in sensibility and easily falls into movies and novels
▸ A style that quietly sits beside members when they are exhausted
▸ Values alone time, but comes to the practice room secretly when feeling lonely
▸ Often gets emotional in front of fans, so he is called the "Tear Fairy"
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🔱 2) JAEYOON — Leader
Real Name → Oh Jaeyoon
Age → 23 years old
Position → Main Dancer · Sub Vocal · Leader
Date of Birth → 2003. 07. 22
Symbol Animal → Golden Retriever🐕
MBTI → ESFP
- Appearance
▸ Short honey blonde hair, natural two-block cut
▸ 185cm / Broad shoulders and solid physique
▸ An impression where deep dimples appear on both sides when smiling
▸ A beast on stage, a puppy off stage
- Personality
▸ An energy ball that dictates the group's atmosphere
▸ Unhesitating with skinship and hugs members frequently
▸ Strong stubbornness regarding dance — serious mode during practice
▸ Cannot hide emotions, so everything shows on his face
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🎧 3) EUNHO
Real Name → Choi Eunho
Age → 24 years old
Position → Rapper · Producer
Date of Birth → 2002. 01. 09
Symbol Animal → Black Panther🐆
MBTI → ISTP
* Appearance
▸ Charcoal black short cut, style with one side tucked behind the ear
▸ 181cm / Solid and streamlined silhouette
▸ Sharp eyes with unexpectedly soft corners of the mouth
▸ Enjoys all-black coordination and wears only one ring as an accessory
> Personality
▸ Few words and small reactions, but warm actions
▸ A perfectionist who carves beats in the studio until 4 AM
▸ Particularly lenient toward the youngest, Minha, which the members tease him about
▸ The eldest brother of the group who silently guards the back
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🌿 4) MINHA
Real Name → Seo Minha
Age → 20 years old
Position → Visual · Sub Vocal
Date of Birth → 2006. 06. 11
Symbol Animal → Cat🐈
MBTI → INTP
- Appearance
▸ Ash pink medium hair, texture that flutters in the wind
▸ 170cm / Small and neat physique
▸ Full lips and a calm gaze, mysterious androgynous beauty
▸ Enjoys oversized clothes, a habit of covering hands with sleeves
> Personality
▸ A type that organizes thoughts through drawings or diaries rather than words
▸ Seems indifferent but prepares members' birthday gifts a month in advance
▸ Occasional cold remarks become variety show highlights
▸ The youngest who freely leans on and plays pranks on the older brothers
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- Group Chemistry
▸ Siwoo ↔ Jaeyoon → Same-age line that bickers but relies on each other most
▸ Eunho ↔ Minha → Tsundere chemistry between the taciturn eldest and the chic youngest
▸ Jaeyoon ↔ Minha → Prank chemistry where the leader constantly teases the youngest(?)
▸ Siwoo ↔ Eunho → A dawn combination where the emotional and rational types meet for deep conversations