JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EDU10509 Subject Category: Space and Astronautical Science PDF Responsible Representative: Akira Oyama, Professor, Institute of Space and Astronautical Science Contact Information: Akira Oyama(oyama.akira@jaxa.jp) Members: Makoto Sato, Takahumi Hirose, Taichi Matsumoto, Yohei Takahashi, Akira Oyama Abstract To realize aerial observation on Mars, various types of Mars aircraft have been explored worldwide. In Japan, ISAS/JAXA has been leading various research and development projects on Mars aerial vehicles, including Mars airplanes and Mars・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EEK10100 Subject Category: Space Technology PDF Responsible Representative: Akito Hattori, Director, Space Transportation Technology Directorate, Launch Capability Unit Contact Information: Masatoshi Kodera(kodera.masatoshi@jaxa.jp) Members: Masaaki Fukui, Taku Inoue, Masatoshi Kodera, Toshihiko Munakata Abstract After a satellite is inserted into orbit, the upper stage of the rocket becomes space debris. Therefore, it is necessary to properly assess the risk that, when it naturally falls and re-enters the atmosphere, it may reach the・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EG3105 Subject Category: Research and Development PDF Responsible Representative: Masanobu Yajima, Research and Development Directorate, Research Unit I Contact Information: HARADA Ryusuke(harada.ryuusuke@jaxa.jp) Members: Mitsuko Futami, Ryusuke Harada, Yasuhiro Kitagawa, Satomi Kawamoto, Ryuji Nakawatase, Hiroshi Oda Abstract Increase of space debris is a problem for reliability of sustainable space activity. JAXA has been researching space debris related technologies for the space debris mitigation and environmental remediation. The effectiveness of space debris・・・<<read more>>
JAXA Supercomputer System Annual Report February 2025-January 2026 Report Number: R25EDU10301 Subject Category: Space and Astronautical Science PDF Responsible Representative: Hiroaki Kobayasi,Professor Contact Information: Shie Sato,Teikyo Univercity(25fm100170x@stu.teikyo-u.ac.jp) Members: Shie Sato Abstract JAXA/ISAS is currently conducting research and development of a reusable sounding rocket called the Atmospheric Assist Rocket. This vehicle is equipped with an ATRIUM engine, which combines a rocket engine and an air-turbo engine. This engine burns hydrogen/oxygen in a fuel-rich state as the primary combustion, and then the・・・<<read more>>
