HTV-X1

Planned Japanese resupply spaceflight to the ISS
HTV-X1
Mission typeISS resupply
OperatorJAXA
Spacecraft properties
SpacecraftHTV-X1
Spacecraft typeHTV-X
ManufacturerMHI
Start of mission
Launch date2025 (planned)[1]
RocketH3-24W[2]
Launch siteTanegashima LA-Y2
ContractorMHI
Berthing at ISS
← Kounotori 9
HTV-X2 →
 

HTV-X1 is the first flight and the technical demonstration mission of HTV-X, an uncrewed expendable cargo spacecraft. As of December 2023[update], it is intended to be launched in 2025 to resupply the International Space Station (ISS).[1]

Cargo

In addition to the primary mission of carrying the resupply cargo to the ISS, HTV-X1 will carry the following payloads:[2]

  • i-SEEP, an exposed experiment platform
  • DELIGHT, a technology demonstration of lightweight expandable flat antenna
  • Mt.FUJI, a technology demonstration for satellite laser ranging
  • Microsatellites to be deployed from HTV-X1 after departure from ISS

References

  1. ^ a b "宇宙基本計画⼯程表 (令和5年度改訂)" [Basic Plan on Space Policy (2023 Revision)] (PDF) (in Japanese). Cabinet Office. 22 December 2023. p. 45. Archived (PDF) from the original on 25 December 2023. Retrieved 26 December 2023.
  2. ^ a b 新型宇宙ステーション補給機(HTV‐X)の開発状況について (PDF) (in Japanese). Ministry of Education, Culture, Sports, Science. 9 February 2021. Retrieved 4 March 2021.

External links

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H-II Transfer Vehicle (Kounotori) spaceflights
HTV missions
  • 1 (Sep 2009)
  • 2 (Jan 2011)
  • 3 (Jul 2012)
  • 4 (Aug 2013)
  • 5 (Aug 2015)
  • 6 (Dec 2016)
  • 7 (Sep 2018)
  • 8 (Sep 2019)
  • 9 (May 2020)
HTV-X missions
See also
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  • See also: {{Crewed ISS flights}}
  • {{ISS expeditions}}
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2005–2009
2010–2014
2015–2019
2020–2024
Future
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  • Ongoing spaceflights in underline
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