Japan Successfully Launches Upgraded Earth Observation Satellite on Flagship H3 Rocket

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ICARO Media Group
Politics
01/07/2024 21h57

In a significant step towards bolstering its access to space and international competitiveness, Japan has successfully deployed an enhanced Earth observation satellite, ALOS-4, for disaster response and security. The satellite was launched using the country's new flagship H3 rocket and placed into its targeted orbit as planned, according to the Japan Aerospace Exploration Agency (JAXA).

The H3 No. 3 rocket took off from the Tanegashima Space Center in southwestern Japan. Approximately 16 minutes later, the rocket released its payload, marking a successful deployment. ALOS-4, the Advanced Land Observation Satellite, is primarily designed for Earth observation, including monitoring volcanic and seismic activity, as well as collecting data for mapmaking. Additionally, the satellite boasts an infrared sensor developed by the Defense Ministry, enabling it to monitor military activities such as missile launches.

JAXA President Hiroshi Yamakawa hailed the launch as a "big first step" towards Japan's space program and international standing, expressing confidence that the consecutive successful flights would foster trust both domestically and globally. The mission was described as "almost a perfect success" by JAXA's H3 Project Manager, Makoto Arita.

ALOS-4 is the successor to Japan's current Earth observation satellite, ALOS-2, and offers an increased observation range. Despite the launch of ALOS-4, Japan plans to continue operating both satellites for the time being.

This launch marks the third successful deployment of the H3 system, after a previous successful launch on February 17. However, the debut flight of the H3 rocket had failed the year prior when it was forced to be destroyed with its intended payload, the ALOS-3 satellite.

Japan regards a stable and commercially competitive space transport capability as vital for its space program and national security. JAXA, in collaboration with its main contractor Mitsubishi Heavy Industries (MHI), has been developing the H3 launch system as a successor to the H-2A. The H-2A is set to retire after two more flights, and MHI intends to take over H3 production and launches from JAXA. To ensure commercial viability, MHI aims to cut the launch cost of H3 to approximately half of the H-2A.

Koji Shimura, H3 project manager at MHI's defense and space segment, emphasized the commitment to improving the success record and building trust with customers.

With Japan's successful launch of the ALOS-4 satellite on the H3 rocket, the nation takes another stride towards enhancing its space capabilities while ensuring its presence in the global space industry.

The views expressed in this article do not reflect the opinion of ICARO, or any of its affiliates.

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