HErO

HErO was a 1U CubeSat developed by students of Hiroo Gakuen Junior & Senior High School in Japan as an educational outreach mission. The satellite was intended to demonstrate optical communication using ground-observable LEDs while providing hands-on experience in satellite engineering for secondary school students.

It was launched on the third flight of the KAIROS launch vehicle but failed to reach orbit.

Nation: Japan
Type / Application: Technology, education
Operator: Hiroo Gakuen Junior & Senior High School
Contractors: Hiroo Gakuen Junior & Senior High School
Equipment:
Configuration: CubeSat (1U)
Propulsion:
Power: Solar cells,batteries
Lifetime:
Mass:
Orbit:
Satellite COSPAR Date LS Launch Vehicle Remarks
HErO 2026-F04 05.03.2026 Kii LP-1 F KAIROS with Tatara 1R, AETS 1, SC-Sat 1a, NUTSAT 3

Launch Sites:

  • Kii =   Space Port Kii, Kii, Wakayama, Japan   Japan

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