Hayabusa 2025

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PROGRAM

DAY 1Nov. 11, JST (UTC + 09:00)

Registration
Session S12 (Chair: T. Yada)

10:45-10:55 S11-01 Opening T. Okada
10:55-11:15 S12-01 Ongoing asteroidal samples curation and curation plans for samples returned by future missions in JAXA Extraterrestrial Sample Curation Center T. Yada
T. Usui
11:15-11:30 S12-02 Preparation for Bennu curation and ongoing Bennu sample description efforts at the ESCuC, JAXA R. Tahara
11:30-11:45 S12-03 The NASA OSIRIS‐REx Sample Catalog: Two Years After Earth Return N. Lunning
11:45-12:00 S12-04 Analytical Balance Modifications for Use in a Curation Sample  Processing Glovebox C. Snead
12:00-12:15 S12-05 The Sample Analysis Laboratory (SAL) at the German Aerospace  Center (DLR) Berlin – a new laboratory for extraterrestrial material analysis and curation S. Garland
12:15-12:30 S12-06 Influence of Fine Particles in the Hayabusa2 Clean Chamber on the Chemical Composition of Class 2 Ryugu Aggregates Y. Enokido

Lunch
Poster (Core Time 1)
Session S13 (Chair: Y. Enokido)

14:30-14:45 S13-01 Detection and Correction of artifacts in µ‐FTIR Analysis: Implications for the Initial Characterization of Bennu Samples R. Kanemaru
14:45-15:00 S13-02 Ethanol in Ryugu samples transported using the Facility to Facility Transfer Container (FFTC) Y. Matsumoto
15:00-15:15 S13-03 Optimizing micro‐CT to maximize benefit from destructive analyses of extra‐terrestrial materials J. Black
B. Mahan
[online]
15:15-15:30 S13-04 Analyses of Hypervolatiles in Bennu, Ryugu and various carbonaceous chondrites: Method Developments and Preliminary Data Interpretation Y. Huang
15:30-15:45 S13-05 Asteroid (101955) Bennu Birth and Rebirth: Collisional Events Tied to the New Polana Family F. Jourdan

Coffee break
Session S14 (Chair: R. Kanemaru)

16:15-16:30 S14-01 Formation and evolution of the Ryugu parent asteroid inferred from thermal models based on the geochemical data of Ryugu samples W. Fujiya
[online]
16:30-16:45 S14-02 Hydrothermal alteration of Ryugu via impact heating: Evidence from sulfides in Ryugu A0016 D. Schrader
16:45-17:00 S14-03 Condensates from Electron Capture Supernovae (ECSN) B. Fegley
17:00-17:15 S14-04 Use of PCA and machine learning to classify ungrouped iron meteorites and predict affinity to CC or NC reservoirs F. Dumas
17:15-17:30 S14-05 New Advances in Machine Learning Data Analyses for Asteroid and Micrometeorite Samples: Correlations Identified in Features of Asteroid Ryugu and Unmelted Micrometeorites L. Pinault
17:30-17:45 S14-06 The Behaviour of CO2 Ice in Ryugu M. Genge
[online]

DAY 2Nov. 12, JST (UTC + 09:00)

Registration
Session S21 (Chair: T. Yada)

9:30-9:45 S21-01 Recent Improvements in AIVA’s High-Resolution Systematic Photographic Documentation Process for Hayabusa 2 and OSIRIS-REx Samples in the 0.1mm to 15mm Size Range E. Blumenfeld
online
9:45-10:00 S21-02 Sulfur Oxidation States in Ryugu Particle A0093 S. Araokar
[online]
10:00-10:15 S21-03 Preliminary Lessons Learned from the Canadian Curation Facility Construction for Bennu Sample C. Morisset
[online]
10:15-10:30 S21-04 Refining the Canadian Space Agency’s cleaning procedures for the curation of the Bennu sample P. Hill
[online]
10:30-10:45 S21-05 Innovative and customized Sample Container to transport, analyse and storage small extra-terrestrial samples between laboratory facilities: the ISAC project F. Dirri

Coffee break
Session S22 (Chair: H. Connolly)

11:15-11:30 S22-01 Classification of Bennu Particles Based on Three-Dimensional Shapes R. Sakurai
11:30-11:45 S22-02 Accessory Cr,Ti-rich phases in Ryugu particles and the CI chondrites Ivuna, Alais, and Tonk F. Langenhorst
11:45-12:00 S22-03 Coordinated Analyses of a Graphite Spherule from Asteroid Ryugu L. B. Seifert
12:00-12:15 S22-04 Production of hydrous, carbonaceous chondrite-like cosmic dust by impacts of micrometeoroids into C-type asteroid regolith C. Hamann
12:15-12:30 S22-05 Cooling Rates of Chondrules Constrained by Porphyritic Textures Reproduced by High-temperature Levitation Experiments K. Watanabe

Lunch
Lab Tour
Session S23 (Chair: E. Palomba)

14:30-14:45 S23-01 The Mineralogical and Petrological Features of the Chlorite-rich Fragment in C0076-01 Ryugu Sample Y. Enokido
14:45-15:00 S23-02 Mineralogical composition of pristine Bennu samples and comparison with Ryugu samples with the NIR hyperspectral microscope MicrOmega at the ISAS/JAXA Extraterrestrial Sample Curation Center C. Pilorget
15:00-15:15 S23-03 Phyllosilicates heterogeneity in Bennu samples revealed by combined NIR and MIR measurements at the ISAS/JAXA Extraterrestrial Sample Curation Center L. Nardelli
15:15-15:30 S23-04 A comparison of spectral features of hydrated phosphorous-rich material within Bennu and Ryugu, with implications for evolutionary history R. Y. Sheppard
15:30-15:45 S23-05 Variation of Bennu individual samples in NIR-MIR spectroscopy with μ-FTIR in JAXA curation K. Hatakeda

Coffee break
Session S24 (Chair: M. Abe)

16:15-16:30 S24-01 Photometric properties of craters and boulders on Ryugu from Hayabusa2/NIRS3 observations A. Wargnier
16:30-16:45 S24-02 Spectroscopic Evidence of Space Weathering and Regolith Dynamics in two Ryugu Particles M. Angrisani
16:45-17:00 S24-03 Surface and Subsurface Weathering Variations on Ryugu: Results from two Hayabusa2 Particles E. Palomba
17:00-17:15 S24-04 Predicted Discovery of Low ΔV Targets Among the Near-Earth Object Population by the NEO Surveyor Mission P. Abell
17:15-17:30 S24-05 E-type asteroid 1998 KY26 and its possible relation to Nysa E. Tatsumi
17:30-17:45 S24-06 Near-UV reflectance of primitive asteroids observed by Gaia F. T. Ruano
[online]

DAY 3Nov. 13, JST (UTC + 09:00)

Registration
Session S31 (Chair: H. Sugahara)

9:30-9:45 S31-01 The space polymer Hemoglycin J. McGeoch
[online]
9:45-10:00 S31-02 Preservation of organic matter within primary fluid inclusions in late Middle Pleistocene halite from the Mars-analog Qaidam Basin T. Huang
10:00-10:15 S31-03 Soluble organic molecules and primordial aqueous alterations of the two carbonaceous asteroids Bennu and Ryugu Y. Takano
10:15-10:30 S31-04 Analysis of Asteroid Ryugu by Wet Chemistry and Pyrolysis-Gas Chromatography-Mass Spectrometry A. Mojarro
10:30-10:45 S31-05 Soluble phosphates in the Bennu samples H. Naraoka
[Invited]

Coffee break
Session S32 (Chair: R. Sakurai)

11:15-11:30 S32-01 Surface Exposure Ages of Rubble Pile Asteroids [canceled]
11:30-11:45 S32-02 Exposure Histories of CI Chondrites K. Nishiizumi
11:45-12:00 S32-03 Noble Gas Study on Orgueil and Revelstoke CI1 Chondrites: Comparison with Noble Gas Composition of Ryugu Samples Collected by the Hayabusa2 Spacecraft K. Nagao
12:00-12:15 S32-04 Nitrogen isotope variations among Ryugu and Bennu bulk samples caused by hydrothermal alterations K. Hashizume
12:15-12:30 S32-05 Noble gases in Ryugu samples and comparison with the new CI chondrite Oued Chebeika 002 F. Vayrac

Lunch
Poster (Core Time 2)
Session S33 (Chair: S. Wada)

14:30-14:45 S33-01 Radiocarbon (14C) astrochemistry of asteroid Ryugu T. Blattmann
14:45-15:00 S33-02 TOF-SIMS analysis of macromolecular organic matter in Bennu samples M. Hashiguchi
15:00-15:15 S33-03 Trace element distribution in secondary minerals of a Ryugu particle revealed using LA-ICP-TOF-MS: an advanced screening tool for extraterrestrial materials R. Maeda
15:15-15:30 S33-04 High precision oxygen 3-isotope analyses of Ryugu dolomite N. Kita
15:30-15:45 S33-05 Oxygen and Al-Mg isotope signatures of refractory inclusions in Ryugu and Bennu N. Kawasaki
[Invited]

Coffee break
Session S34 (Chair: T. Okada)

16:15-16:30 S34-01 Curation and initial analysis of Phobos material returned by the MMX mission W. Fujiya
[Invited]
16:30-16:45 S34-02 The Next Generation small-body Sample Return mission: progress in the comet sample return concept study Y. Shimaki
[Invited]
16:45-17:00 S34-03 Regolith characterization using penetrometers: Earth and asteroids compared A. Hagermann
17:00-17:15 S34-04 Science-driven design and constraints of VATMOS-SR: A Fast Mission to Return Samples from Venus Atmosphere G. Avice
17:15-17:30 S34-05 New Concepts for Fast-Return Sampling and Characterization Missions to Small Solar System Bodies and Moons J. T. Grundmann
[Online]

Symposium Banquet (At Rembrandt Hotel Tokyo-Machida)

DAY 4Nov. 14, JST (UTC + 09:00)

Registration
Session S41 (Chair: T. Ishizaki)

9:30-9:45 S41-01 The recent geologic history of Bennu revealed by impact craters on boulders and samples R. Ballouz
[online]
9:45-10:00 S41-02 Small-Scale Mechanics: Cohesion of Bennu Particles K. Jardine
[Invited, online]
10:00-10:15 S41-03 The role of mineralogy on fatigue-crack formation in Bennu’s returned samples J. Molaro
[Invited, online]
10:15-10:30 S41-04 Magnetic Analysis of Extraterrestrial Samples: The Importance of Low-Temperature Measurements M. Sato
[Invited]
10:30-10:45 S41-05 Shock metamorphism in Itokawa: Comparative analysis with megaregolith meteorites E. Dobrica

Coffee break
Session S42 (Chair: R. Fukai)

11:15-11:30 S42-01 Moderately volatile isotopes in CB and CH chondrites V. Debaille
11:30-11:45 S42-02 Comparison Study of Macromolecular Organic Matter between Asteroids Bennu and Ryugu H. Yabuta
11:45-12:00 S42-03 C and Fe XANES Observations of Ryugu Return Samples S. Alpert
12:00-12:15 S42-04 Chemical Characteristics of Amorphous Na–Mg Phosphate Phases in Samples from Asteroids Bennu and Ryugu T. Takase
12:15-12:30 S42-05 Sodium salts in Ryugu samples: remnants of late-stage brine in a primitive asteroid T. Matsumoto
[Invited]

Lunch
Lab Tour
Session S43 (Chair: T. Usui)

14:30-14:45 S43-01 Democratizing the Future of Space Science: Introducing the University of Melbourne, University of Tokyo and JAXA [UoM-UTokyo-JAXA] Partnership and Collaborative PhD Program B. Mahan
14:45-15:00 S43-02 LithoSpace: A Dynamic FAIR Data Platform for Extraterrestrial Sample Return Missions K. C. Tomas
15:00-15:15 S43-03 International Exhibits of the Asteroid Ryugu Grains E. Tasker
15:15-15:30 S43-04 Ryugu Reference Project: Report from the Measurement Definition Team T. Yokoyama
[Invited]
15:30-15:45 S43-05 Towards Improved Solar System Abundances K. Lodders

Coffee break
Discussion and Wrapup (Chair: T. Okada)

16:15-16:30 S44-01 Discussion for the Future Curation Activity T. Usui
Y. Enokido
16:30-16:45 S44-02 Wrapup T. Usui

POSTER

Poster Core Time 1

P-01 Astromaterial Physical Properties Measurement Consortium for Future Sample Return Missions T. Ishizaki
P-03 Linking cosmic spherules to samples returned from the Itokawa, Ryugu, and Bennu asteroids: constraints from major‐element chemistry and triple oxygen isotopes L. K. Ruggiu
P-05 Speciation of transition metal elements (Mn2+, Ni2+, Cu2+, and Zn2+) in C‐type asteroid Ryugu related to their aqueous concentrations and the effect on the evolution of organic matters A. Takemoto
P-07 The O‐isotope compositions of chondrules from an H3.1 chondrite: The origins of chondrule precursors and implications for grain migration in the early Solar System D. Schrader
P-09 GIS Data Products and Plugins Advancing Hayabusa2 Science M. Ichikawa
P-11 Current Status of Phobos and Deimos Digital Terrain Models From Stereophotoclinometry R. T. Daly
P-13 Cable‐Actuated Binding Lasso End‐Effector (Cable) – A novel method of geological sample manipulation G. Klementiev
P-15 Preparation for the cold curation of returned samples from the Artemis mission and future sample return mission S. Kawasaki
P-17 SEM observation of potential contaminant particles for Ryugu samples R. Kanemaru
P-19 Possible Problems of Primordial bodies from active planet Earth Y. Miura
P-21 New Methods for Sample Analysis and Observations: Advancing Methodology  and Analytical Techniques for Extra terrestrial Materials S. A. Shahid

Poster Core Time 2

P-02 What are the CI1‐like lithologies in Non‐CI Meteorites? The case of Kaidun M. Zolensky
P-04 Redox environment estimation of Ryugu’s parent body by analyzing valence of multiple redox‐sensitive elements T. Ohno
P-06 Sample powdering method of the extraterrestrial materials to achieve sample homogeneity with a low contamination risk R. Fukai
P-08 Accessing and Retrieving The Hayabusa2 Data with JAXA Asteroid Data Explorer 2 (JADE2) K. Honda
P-10 Thermal Infrared Imaging of Small Bodies in Hera and RAMSES Missions T. Okada
P-12 The Development of Mineralogically Representative Phobos Regolith Simulants in Support of MMX D. Vosper
P-14 Development of a Micromanipulation System for Extracting Bennu Particles from the OSIRIS‐REx Contact Pad at ESCuC, JAXA M. Nishimura
P-16 Environmental monitoring of inorganic elements with ICP‐MS for contamination control at the Extraterrestrial Sample Curation Center of JAXA A. Nakano
P-18 JAXA’s Announcement of Opportunity for Ryugu and Bennu Samples: Framework and Recent Activities T. Ojima
P-20 The solar system developments by primordial mixed bodies and complicated developed Earth Y. Miura

INSTRUCTION

On-Site Presenters

  • Join Zoom 30 minutes early.
  • Use your PC at the podium to share after the previous Q&A.
  • Use the room microphone, not your PC’s.
  • If using the public PC, upload your file 30+ minutes in advance (upload link to be announced).

Online Presenters

  • Join Zoom 30 minutes early.
  • Share your screen after the previous Q&A.
  • Unmute your mic before presenting.
  • If needed, upload a video or slides in advance (at least 30 minutes before).

Participants

  • Keep your mic muted.
  • To ask a question:
    • On-site: Raise your hand; staff will bring a mic.
    • Online: Use “Raise Hand.”