Meteor Sweepers (first season)
Yumi Kakazu (JP), Rachel Kempel (EN)
- Expy: Initally of Shinji, then faces Character Development
- Girlish Pigtails
- In the Blood: She comes from a family of Pilots.
- The Ditz
- The Glorious War of Sisterly Rivalry: With her older sister.
- You Gotta Have Green Hair
Fumiko Orikasa (JP), Stacey Q (EN)
- Alliterative Name
- People Jars
- Shy Blue-Haired Girl
- Rei Ayanami Expy: Serves as the one here, and largly for the same reasons.
- The Virus
- Third-Person Person: Karin uses third person when referring to herself.
- Unwitting Pawn
- You Gotta Have Blue Hair
Shiho Kikuchi (Mie Sonozaki, Advance) (JP), Elisa Fiorillo (EN)
- Armor-Piercing Slap: Delivers a particularly painful on to Mikaze.
- Fiery Redhead
- Jerk with a Heart of Gold: Shows her heart in later episodes, along with a Tsundere side when worried.
Kaori Shimizu (JP), Lisa Enochs (EN)
- Amazingly Embarrassing Parents: Due to her photographer father.
- Brainy Brunette:
- Deadpan Snarker: Develops into one during the second season.
- The Generic Girl
- Only Sane Man: In comparison to the others, not that it helps.
- Universal Driver's Licence: Shizuha can do anything... if she has the licence for it!
Meteor Sweepers (Stratos 4 Advance)The second season featured these three new characters...then promptly stuck the original cast back in. And lampshaded this fact.
Kaori Mizuhashi (JP)
Haruhi Terada (JP)
- Token Minority: The only noticeably dark-skinned character in the series, and (presumably) the only native Okinawan.
Akeno Watanabe (JP)
Comet BlastersAn elite team of four Ace Pilots who destroy meteors using Space Planes from orbit. First foes, then friends of the Shimonji Meteor Sweepers.
Sayaka Ohara (JP), Michael-Ann Rowe (EN)
- Expy: Of Misato Katsuragi of Neon Genesis Evangelion fame.
- Hot Teacher: Unsurprisingly.
- Dojikko: Occasionally.
- Love Triangle: Between herself, Kazuma and Ran.
- Noodle Incident: What brought her to the ground in the first place?
- Veteran Instructor: Like all the Instructors at Shimoji, Sayaka is a Veteran Meteor Sweeper — of course, that means she occasionally gets Back in the Saddle.
Yousuke Akimoto (JP), Lou Savage (EN)
- Big Good: Despite his appearance he does back up his staff.
- Expy: Shares the beard with Gendo Ikari, but Reynolds is a far nicer and more upright person.
Other Notable Characters
Alice "Admiral" Mikuriya
Mayumi Asano (JP, EN)
- Cats Are Mean: And that's why Karin is afraid of her.
- Intellectual Animal: She's quite intelligent, and very aware of what people are thinking.