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Japan to Test Hypersonic Missile Tech in Space

11/1/2025

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Summary

Story summary

Japan plans to test hypersonic missile-tracking technology in space, targeting China, North Korea, and Russia.
The HTV-X cargo spacecraft docked with the International Space Station, delivering 4.4 tonnes of supplies.
A projectile will be launched to test the infrared sensors.
The HTV-X will stay about three months at the ISS before serving as an experimental platform in low-Earth orbit for up to 18 months.

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Story summary

Japan plans to test hypersonic missile-tracking technology in space, targeting China, North Korea, and Russia.
The HTV-X cargo spacecraft docked with the International Space Station, delivering 4.4 tonnes of supplies.
A projectile will be launched to test the infrared sensors.
The HTV-X will stay about three months at the ISS before serving as an experimental platform in low-Earth orbit for up to 18 months.