Editing JAXA (section)

== Future missions ==
{{See also|List of H-II series and H3 launches#Planned launches|Epsilon (rocket)#Planned launches}}
[[File:Mmxspacecraft 0.jpg|180px|right|thumb|Artist's concept of Japan's Martian Moons eXploration (MMX) spacecraft, planned for launch in 2024]]

=== Launch schedule ===

==== FY 2024 ====
* [[ALOS-4]]<ref name="cao-fy05" />
* [[GOSAT-GW]]
* [[Quasi-Zenith Satellite System|QZS]]-5
* [[Nano-JASMINE]] (uncertain)

==== FY 2025 ====
* [[ETS-IX]]<ref name="cao-fy05" />
* [[HTV-X1]]<ref name="cao-fy05">{{cite web |url=https://www8.cao.go.jp/space/plan/plan2/kaitei_fy05/kaitei_fy0512.pdf |title=宇宙基本計画⼯程表 (令和５年度改訂) |trans-title=Basic Plan on Space Policy (2023 Revision) |page=45 |publisher=[[Cabinet Office (Japan)|Cabinet Office]] |date=22 December 2023 |access-date=26 December 2023 |language=ja |archive-date=25 December 2023 |archive-url=https://web.archive.org/web/20231225105156/https://www8.cao.go.jp/space/plan/plan2/kaitei_fy05/kaitei_fy0512.pdf |url-status=live}}</ref>
* [[Innovative Satellite Technology Demonstration Program|Innovative Satellite Technology Demonstration]]-4<ref name="cao-fy05" />
* [[Quasi-Zenith Satellite System|QZS]]-6
* [[Quasi-Zenith Satellite System|QZS]]-7

==== FY 2026 ====
* [[HTV-X|HTV-X2]]<ref name="cao-fy05" />
* [[HTV-X|HTV-X3]]<ref name="cao-fy05" />
* [[Martian Moons eXploration|MMX]]: Remote sensing of [[Deimos (moon)|Deimos]], sample return from [[Phobos (moon)|Phobos]]

==== FY 2027 ====
* [[Innovative Satellite Technology Demonstration Program|Innovative Satellite Technology Demonstration]]-5<ref name="cao-fy05" />

==== FY 2028 ====
* [[DESTINY+|DESTINY<sup>+</sup>]]: Small-scale technology demonstrator which will also conduct scientific observations of asteroid [[3200 Phaethon]]
* [[JASMINE (satellite)|JASMINE]]: an astrometric telescope similar to the ''[[Gaia (spacecraft)|Gaia]]'' mission but operating in the infrared (2.2&nbsp;μm) and specifically targeting the Galactic plane and center, where ''Gaia''{{'}}s results are impaired by dust absorption.
* [[Lunar Polar Exploration Mission|LUPEX]]: joint lunar lander and rover with [[ISRO]]
* [[SOLAR-C]] EUVST<ref name="cao-fy05" /><ref>{{Cite web|title=NASA Approves Heliophysics Missions to Explore Sun, Earth's Aurora {{!}} Next-generation solar-observing satellite Solar-C_EUVST|url=https://solar-c.nao.ac.jp/en/news/news20201230.html|access-date=2020-12-31|website=solar-c.nao.ac.jp}}</ref><ref>{{Cite web|last=Brown|first=Katherine|date=2020-12-29|title=NASA Approves Heliophysics Missions to Explore Sun, Aurora|url=http://www.nasa.gov/press-release/nasa-approves-heliophysics-missions-to-explore-sun-earth-s-aurora|access-date=2020-12-31|website=NASA}}</ref>

==== FY 2029 ====
* [[Comet Interceptor]] (ESA led mission, Japan provides one of the secondary spacecraft)
* [[Innovative Satellite Technology Demonstration Program|Innovative Satellite Technology Demonstration]]-6<ref name="cao-fy05" />

==== FY 2031 ====
* [[Innovative Satellite Technology Demonstration Program|Innovative Satellite Technology Demonstration]]-7<ref name="cao-fy05" />

==== FY 2032 ====
* [[LiteBIRD]]: a mission to study [[Cosmic microwave background#Polarization|CMB B-mode polarization]] and [[Inflation (cosmology)|cosmic inflation]] based at the [[Lagrangian point#Sun–Earth|Sun–Earth]] {{L2}} Lagrangian point<ref name="dsbt-20230703">{{cite web |url=https://www.d-sbt.fr/en/Pages/News/2023_Thomas-Prouve.aspx |title=The origin of the Universe will be unveiled by the LiteBIRD cryogenic satellite |work=[[Grenoble Alpes University]] |date=3 July 2023 |access-date=26 December 2023}}</ref>

==== Other missions ====
For the 2023 [[EarthCARE]] mission with [[ESA]], JAXA will provide the radar system on the satellite. JAXA will provide the Auroral Electron Sensor (AES) for the Taiwanese FORMOSAT-5.<ref>{{Cite web|url=http://www.pssc.ncku.edu.tw/FISFES/Presentation/FISFES_2008-11(Hirahara).pdf|title=Plasma/particle instruments and Japan-Taiwan collaboration for the Geospace magnetosphere/ionosphere|last=Hirahara|first=Masafumi|date=2012-07-12|archive-url=https://web.archive.org/web/20120712002638/http://www.pssc.ncku.edu.tw/FISFES/Presentation/FISFES_2008-11(Hirahara).pdf|archive-date=2012-07-12|url-status=dead|access-date=2018-04-30}}</ref>

* [[XEUS]]: joint X-Ray telescope with ESA, originally planned for launch after 2015. Cancelled and replaced by [[Advanced Telescope for High Energy Astrophysics|ATHENA]].

=== Proposals ===
* Human Lunar Systems, conceptual system study on the future human lunar outpost
* [[OKEANOS]], a mission to [[Jupiter]] and [[Jupiter trojans|Trojan asteroids]] utilizing "hybrid propulsion" of [[solar sail]] and [[ion engine]]s
* [[SPICA telescope|SPICA]], a 2.5 meter infrared telescope to be placed at [[Lagrangian point|L2]]
* [[Focusing Relativistic Universe and Cosmic Evolution|FORCE]],<ref>{{cite web |url=https://repository.exst.jaxa.jp/dspace/bitstream/a-is/560377/1/SA6000046259.pdf |title=軟Ｘ線から硬Ｘ線の広帯域を高感度で撮像分光する小型衛星計画 |publisher=JAXA |date=1 January 2016 |access-date=2016-04-04 |language=ja}}</ref> small-scale hard x-ray observation with high sensitivity
* [[Diffuse Intergalactic Oxygen Surveyor|DIOS]], small-scale x-ray observation mission to survey [[warm–hot intergalactic medium]]
* APPROACH, small-scale lunar penetrator mission
* HiZ-GUNDAM, small-scale [[gamma ray burst]] observation mission
* [[DECIGO|B-DECIGO]], [[Gravitational-wave observatory|gravity wave observation]] test mission
* [[Hayabusa Mk2/Marco Polo]]
* [[Space Solar Power System]] (SSPS), [[space-based solar power]] prototype launch in 2020, aiming for a full-power system in 2030<ref>{{cite web|url=http://www.physorg.com/news176879161.html|title=Japan eyes solar station in space as new energy source|date=8 November 2009|publisher=Physorg.com|access-date=24 March 2010}}</ref>