H-II | Myojo & Ryusei

Launch Provider & Rocket

• Provider: Japan Aerospace Exploration Agency (Government)
• Rocket: H-II — H-II family

Mission

The Vehicle Evaluation Payload (VEP), renamed Myojo after launch, was a Japanese spacecraft that provided a ranging function as well as functions to measure the acceleration and deformation, in order to confirm the accuracy of the H-2 rocket orbit injection and understand the environment of the payload equipment. The Orbital Re-entry Experiment (OREX), renamed Ryusei after launch contributed to HOPE development by accumulating experience in designing and producing a re-entry vehicle and acquiring re-entry data which is difficult to acquire in ground experiments.

• Type: Robotic Exploration
• Orbit: Low Earth Orbit (LEO)

Launch Site

• Pad: Yoshinobu Launch Complex LP-1
• Location: Tanegashima Space Center, Japan
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