Mmastodon ScienceSpace first seen 3 d ago, last 3 d ago, peak #6

Japan's Martian Moons eXploration mission lifts off

Original: ⏮️ JUST LAUNCHED: Launch in Flight 🛰️ Mission: Martian Moons eXploration (MMX) [Planetary Science] 🕒 Launched on: Mon, 1

Japan's Martian Moons eXploration (MMX) mission has launched, lifting off on 19 October 2026 at 19:41 UTC aboard an H3-24 rocket flown by Mitsubishi Heavy Industries. The planetary science mission is now in flight after leaving the launchpad, beginning its journey to study Mars's moons, Phobos and Deimos, and return samples to Earth.

Why now: The launch of a major international Mars mission aboard Japan's new H3 rocket is a significant space milestone drawing broad attention.

JAXAMartian Moons eXploration (MMX)Mitsubishi Heavy IndustriesH3 rocketMars

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Evidence

• ⏮️ JUST LAUNCHED: Launch in Flight 🛰️ Mission: Martian Moons eXploration (MMX) [Planetary Science] 🕒 Launched on: Mon, 19 Oct 2026 19:41:03 UTC ☄️ Status: The launch vehicle has lifted off from the launchpad. 🚀 Launcher: H3-24 🏗️ Launch Provider: Mitsubishi Heavy Industries →… · launch@c.im · 2

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