Maiden flight of HTV-X
| Scheduled for (UTC) | 2025-10-26 00:00:15 |
|---|---|
| Scheduled for (local) | 2025-10-26 09:00:15 (JST) |
| Launch site | LA-Y2, Tanegashima Space Center, Japan |
| Launch vehicle | H3-24L |
| Launch provider | Mitsubushi Heavy Industries / JAXA |
| Launch Payload | HTV-X |
| Mission success criteria | Successful launch and docking to the ISS |
Livestreams
| Stream | Link |
|---|---|
| JAXA (Japanese) | https://www.youtube.com/watch?v=ljdP_M5k_-g |
| JAXA (English) | https://www.youtube.com/watch?v=EBEq84QrSEA |
| NASA | https://www.youtube.com/watch?v=G_4TUFQytQo |
| The Launch Pad | https://www.youtube.com/watch?v=TflC6smN1qQ |
Stats
☑️ 2nd launch from LA-Y2 of 2025
☑️ 2nd H3 launch of 2025, 6th overall
Payload info (NextSpaceflight)
HTV-X 1
HTV-X 1 is the maiden flight of HTV-X. It is designed to be more affordable compared to the original H-II Transfer Vehicle (HTV). Like its predecessor, HTV-X vehicle will transport cargo to the International Space Station.
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This is almost like an extra module for the ISS for 6 months. It’s even bigger than Cygnus XL.
LIftoff!
1st stage engine cutoff, stage separation, and 2nd stage engine ignition confirmed.
Fairing separation confirmed.
2nd stage engine cutoff and HTV-X 1 separation confirmed.
https://bsky.app/profile/planet4589.bsky.social/post/3m473rnp36s2n
Three elsets now available for HTV-X1, showing it successively in a 302 x 334 km, 347 x 389 km and 406 x 412 km orbit.