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The H3 Launch Vehicle is a Japanese expendable launch system. H3 launch vehicles are liquid-propellant rockets with strap-on solid rocket boosters and are launched from Tanegashima Space Center in Japan. Mitsubishi Heavy Industries (MHI) and JAXA are responsible for the design, manufacture, and operation of the H3. The H3 is the world's first ...
JAXA: Success Second H3 test flight and first launch success. F3 1 July 2024 ... First commercial customer to launch on H3. [21] Sources: Gunter's Space Page ...
When the H–1 was announced in 1986, company representative Tsuguo Tatakawe clarified that it would only be used to launch indigenous (i.e. Japanese) payloads, that only two launches per year could be mounted, and that the launch window consisted of a four-month period in which Japanese fishing fleets were not active (the falling launch boosters may damage fishing nets in the ocean waters).
On 21 January 2022, the launch of the first H3 was rescheduled to FY 2022 or later, citing technical problems regarding the first stage LE-9 engine. [8] The LE-9 was operated successfully for the first time, on March 7, 2023. The second stage of that rocket, did not ignite and the mission was a failure. [9]
JAXA and its main contractor Mitsubishi Heavy Industries have been developing the H3 launch system as a successor to its current mainstay, H-2A, which is set to retire after two more flights ...
In 2023, JAXA began operating the H3, which will replace the H-IIA and H-IIIB; the H3 is a liquid-fueled launch vehicle developed from a completely new design like the H-II, rather than an improved development like the H-IIA and H-IIB, which were based on the H-II. The design goal of the H3 is to increase launch capability at a lower cost than ...
The launch will be the H3's third, coming after a failed debut in March 2023 and a successful launch on Feb. 17. ... JAXA and its main contractor Mitsubishi Heavy Industries have been developing ...
As the successor to Japan’s H-2A and H-2B rockets, the H3 is designed to be more economical by using commercial off-the-shelf products, rather than exclusive aerospace components, according to JAXA.