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🇯🇵 [JAXA / MHI] Martian Moons eXploration (MMX) launch thread!
Post Reply RetroFed Forum Forum Index » Spaceflight
AuthorMessage
threelonmusketeers sh.itjust.works threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
Quote
Scheduled for (UTC) 2026-10-19 19:41:03
Scheduled for (local) 2026-10-20 04:41:03 (JST)
Launch site LA-Y2, Tanegashima Space Center, Japan.
Launch vehicle H3-24L
Launch provider Mitsubushi Heavy Industries / JAXA
Payload Martian Moons eXploration (MMX)
Payload mass 4,480 kg
Mission success criteria Successful launch of MMX into Heliocentric Orbit

Livestreams

Stream Link
JAXA webcast (English) https://www.youtube.com/watch?v=Fn6gzuGa-6c
JAXA webcast (Japanese) https://www.youtube.com/watch?v=sZGyK9jfoy4
Space Affairs https://www.youtube.com/watch?v=cTQJsDHz6fg
The Launch Pad https://www.youtube.com/@TheLaunchPad/streams
International Rocket Launches https://www.youtube.com/watch?v=ySGJisKsXDs

Stats

☑️ 3rd H3 launch this year, 10th overall

Payload info (NextSpaceflight)

Martian Moons eXploration (MMX)

MMX is a Japanese scientific mission to land on Phobos, one of the two moons of Mars, to collect samples before bringing them back to Earth.

A small French rover, built in cooperation with Germany, will also be embarked on the mission and should be able to explore the moon's surface.
8   Original
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#2 · Quote Reply

T-10 minutes. Sounds like they are on track for launch.
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#3 · Quote Reply

T-5 minutes. Robotic countdown voice has been activated.
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#4 · Quote Reply

LIftoff!
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#5 · Quote Reply

SRB separation confirmed.
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#6 · Quote Reply

Fairing separation?
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#7 · Quote Reply

Staging 1-2.
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#8 · Quote Reply

SECO-1 confirmed. Coast phase now.
1
threelonmusketeers Moderator threelonmusketeers@sh.itjust.works
Joined: 2023-06-10
#9 · Quote Reply

https://bsky.app/profile/planet4589.bsky.social/post/3myayxqwrxc2w

SECO-2, spacecraft separation: MMX and the H3 second stage are on an Earth escape hyperbola with C3=9.97 km2/s2

https://bsky.app/profile/planet4589.bsky.social/post/3myaz2jeawc2w

JAXA broadcast over; hopefully confirmation of solar array deployment will follow in their press conf tomorrow
1
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