セッション概要 / Session Detail

R009

R(レギュラーセッション/Regular Session)

惑星圏・小天体
Planets and Small Bodies

日時/会場 11月24日 13:45-15:45/16:05-18:05 A会場
11月25日 9:15-10:45/11:05-12:35/13:45-15:45 A会場
ポスター 11月26日 14:50-18:25 ポスター会場
座 長 11月24日 PM1
尾崎 光紀
原田 裕己

11月24日 PM2
益永 圭
西野 真木

11月25日 AM1
今井 雅文
土屋 史紀

11月25日 AM2
青木 翔平
坂田 遼弥

11月25日 PM1
今井 正尭
安藤 紘基
コンビーナ
  • 原田 裕己(京都大学)
  • 安藤 紘基(京都産業大学)
  • 坂田 遼弥(東京大学)
  • 西野 真木(JAXA宇宙科学研究所)
  • 土屋 史紀(東北大学)
概要
惑星や衛星、小天体の、周辺空間・大気・地表・天体内部に関する分野横断的な研究発表の場を提供する。衛星観測、地上観測、観測装置開発、理論・シミュレーションに関する講演を広く募集する。具体的なテーマとしては、太陽風-電磁気圏相互作用、惑星気象、大気化学、大気散逸・進化、宇宙風化、磁気異常、ダスト、ダイナモなどに加え、宇宙機の周辺環境に関する研究も扱う。
BepiColombo・JUICE・MMX・Comet Interceptor・あかつき・MAVEN・TGOなど飛翔体による探査の進捗に関する講演や、系外惑星など将来の惑星圏研究を見据えた萌芽的な研究も歓迎する。

口頭発表
予稿本文の著者名の # マークは発表者を示す。
講演番号の * は招待講演を示す。
2025年11月24日
番号 発表時間 タイトル 著者 予稿
1 13:45-14:00 BepiColombo Mission Status and Overview of Mercury Flyby Results * Go Murakami
Jones Geraint
 
2 14:00-14:15 Observation of Mercury Magnetosphere During Mercury Flyby #4 and #6 by MPPE on BepiColombo/Mio * Yoshifumi Saito
Lina Hadid
Dominique Delcourt
et al.
 
3 14:15-14:30 Significance of background electron temperature inferred from whistler-mode wave propagation in Mercury's magnetosphere * Mitsunori Ozaki
Satoshi Yagitani
Yasumasa Kasaba
et al.
 
4 14:30-14:45 Study of Na source regions in the Mercury's magnetosphere based on systematic global MHD simulations * Kanako Seki
Manabu Yagi
 
5 14:45-15:00 Assessment of Cosmic-Ray-Induced Space Weathering on Mercury's Surface Using Radiation Simulations * Gaku Kinoshita
Yudai Suzuki
Kazuo Yoshioka
 
6 15:00-15:15 Dependence of proton and magnetic field structures in Mercury's magnetotail on upstream IMF directions * Tomoki Mori
Yuki Harada
Ayako Matsuoka
et al.
 
7 15:15-15:30 Mass analysis of refractory ions emitted from the moons and small bodies * Shoichiro Yokota
Ayako Matsuoka
Naofumi Murata
et al.
 
8 15:30-15:45 Development of a Molecular Ion Identification Method for a TOF Ion Mass Spectrometer on Comet Interceptor Using Simulated Data * Ryo Tao
Satoshi Kasahara
 
9 16:05-16:20 Spatial and temporal variability of low-energy lunar Ions: Insights from Kaguya/IMA observations * Kei Masunaga
Yuki Harada
Shoichiro Yokota
et al.
 
10 16:20-16:35 Mechanisms of Ion-Driven Positive Charging in Lunar Cavities under Variable Flow-to-Thermal Speed Conditions * Jin Nakazono
Yohei Miyake
Wojciech J. Miloch
 
11 16:35-16:50 Variations of photoelectron emission from the lunar surface with solar activity * Masahisa Kato
Yuki Harada
Shaosui Xu
et al.
 
12 16:50-17:05 Status of ultraviolet space telescope LAPYUTA * Fuminori Tsuchiya
Go Murakami
Atsushi Yamazaki
et al.
 
13 17:05-17:20 Development of High-Reflectivity Ultraviolet Mirrors for LAPYUTA * Umi Enokidani
Go Murakami
Atsushi Yamazaki
et al.
 
14 17:20-17:35 Plasma properties from Io's to Europa's orbit estimated from the Hisaki observation * Natsuko Matsushita
Fuminori Tsuchiya
Kazuo Yoshioka
et al.
 
15 17:35-17:50 Hydrodynamic numerical experiments on condensation-inhibited convection in Jupiter's atmosphere * Iroha Miyamoto
Kensuke Nakajima
Ko-ichiro Sugiyama
 
16 17:50-18:05 Lifetime of chloride salts on Europa estimated from plasma irradiation experiments * Miyu Okumoto
Tomoki Kimura
Yusuke Nakauchi
et al.
 
口頭発表
予稿本文の著者名の # マークは発表者を示す。
講演番号の * は招待講演を示す。
2025年11月25日
番号 発表時間 タイトル 著者 予稿
17 09:15-09:30 Habitable Worlds Observatory (HWO): Overview of the project and Japan's participation plan * Keigo Enya
Shingo Kameda
Takahiro Sumi
et al.
 
18 09:30-09:45 Conceptual study of UV Integral Field Spectrograph and High-Resolution Spectrograph onboard Habitable Worlds Observatory * Shingo Kameda
Go Murakami
Masaki Kuwabara
et al.
 
19 09:45-10:00 Development of a Simplified Analytical Model for Exoplanetary Auroral Radio Emission * Satyagraha Asa
Tomoki Kimura
Yuka Fujii
et al.
 
20 10:00-10:15 Ray Tracing for Titan's Ionospheric Occultation of Saturn Radio Emissions: Implications for JUICE Mission * Rikuto Yasuda
Hiroaki Misawa
Baptiste Cecconi
et al.
 
21 10:15-10:30 Comparison of Titan's atmospheric escape processes driven by the Kronian and solar winds using 3D magnetohydrodynamic simulations * Ryoma Takada
Tomoki Kimura
Shotaro Sakai
et al.
 
22 10:30-10:45 Non-thermal escape of hydrogen atmosphere on early Earth by a 3D multispecies MHD simulation * Yuri Kusano
Tomoki Kimura
Shotaro Sakai
et al.
 
23 11:05-11:20 MAVEN Observations of Collisional Effects on Magnetic Reconnection in the Martian Ionosphere * Yuki Harada
Thomas E. Cravens
David A. Brain
et al.
 
24 11:20-11:35 Eleven-ion multifluid simulation study on the effects of crustal magnetic fields at Mars * Ryoya Sakata
Kanako Seki
Naoki Terada
et al.
 
25 11:35-11:50 Effects of magnetic field structures on Martian diffuse auroras based on MAVEN observations * Taishin Okiyama
Kanako Seki
Yuki Nakamura
et al.
 
26 11:50-12:05 Study of global SEP precipitation into Martian atmosphere based on PTRIP and MAESTRO models * Yusei Nishiya
Yuki Nakamura
Kanako Seki
et al.
 
27 12:05-12:20 Global trends of the martian nightside ionosphere and the effects of upstream drivers and crustal fields based on MEX and MAVEN * Naoyuki Takeuchi
Yuki Harada
Beatriz Sánchez-cano
 
28 12:20-12:35 Statistical study of ion escape from Mars during CIR events based on MAVEN observations * Rima Kamei
Kanako Seki
Takuya Hara
et al.
 
29 13:45-14:00 Martian water loss to space driven by a rocket dust storm * Shohei Aoki
Adrian Brines
Frank Daerden
et al.
 
30 14:00-14:15 Development of Hydrogen/Deuterium Absorption Cells Using Platinum Filaments * Madoka Endo
Makoto Taguchi
Masaki Kuwabara
et al.
 
31 14:15-14:30 Classification and Global Analysis of High- and Low-Altitude Dust on Mars Using 2.77 µm and 2.01 µm from OMEGA/MEx * Akira Kazama
Yann Leseigneur
Thomas Gautier
et al.
 
32 14:30-14:45 Aerosol transport by traveling waves in the Martian atmosphere studied with MRO/MCS data * Nozomi Kakinuma
Shohei Aoki
Takeshi Imamura
et al.
 
33 14:45-15:00 Development of a 0.9-THz-band hermonic mixer detector of THSS for Martian Atmospheric Observations * Yudai Matsumoto
Takuto Oda
Takaaki Sato
et al.
 
34 15:00-15:15 Derivation of vertical profiles of sulfur dioxide (SO2) in the Venus cloud layer from Akatsuki radio occultation measurements * Katsuyuki Noguchi
Hinako Onuma
Hiroki Ando
et al.
 
35 15:15-15:30 Waves driving the temperature and tropopause height variations with time scales of several days in the Venusian polar cloud layer * Miyu Sugiura
Takeshi Imamura
Hiroki Ando
et al.
 
36 15:30-15:45 Science Goals of OPENS-0: Outer Planet Exploration by Novel Small Spacecraft * Takeshi Imamura
Hajime Yano
Kazuyoshi Arai
et al.
 

ポスター発表
予稿本文の著者名の # マークは発表者を示す。
講演番号の * は招待講演を示す。
2025年11月26日
番号 タイトル 著者 予稿
1 Observation of Mercury's Potassium Exosphere using the Tohoku 60-cm Telescope at Haleakala Observatory in Hawaii * Masato Kagitani
Naoko Takatori
Yasumasa Kasaba
 
2 Numerical modeling of particle dynamics in the near-Mercury space environment: Initial results * Kirolosse Girgis
Go Murakami
Akimasa Yoshikawa
et al.
 
3 Development of the ion mass spectrometer for the Comet Interceptor mission * Satoshi Kasahara
Ryo Tao
Yuki Sato
et al.
 
4 Examination of the Method to Estimate the Magnetometer Sensor Alignment on Comet Interceptor Using Artificial Magnetic Noise * Yoshiharu Kurematsu
Ayako Matsuoka
Naofumi Murata
et al.
 
5 Analysis of high-resolution ultraviolet spectral data of comet comas for observation of Comet Interceptor/Hydrogen Imager * Yusei Mitoh
Kazuo Yoshioka
Yudai Suzuki
et al.
 
6 Analysis of H2O abundance in the lunar magnetic anomaly region using KAGUYA MAP-PACE data * Yudai Arai
Yoshifumi Saito
 
7 Study on the dust impact signals observed by the WFC aboard KAGUYA * Yasunori Otsubo
Yoshiya Kasahara
Shoya Matsuda
et al.
 
8 Analysis of Prediction reasons using Explainable AI for the Application of Solar Radiation Prediction on the Moon * Takashi Yanase
Yuta Kato
Naho Fujita
et al.
 
9 Magnetic anomalies and landing site evaluation for STEP1 on Mars * Masahiko Sato
Masaki Matsushima
Hisayoshi Shimizu
et al.
 
10 Study of Ion Escape from Mars through Polar Plumes based on Global Multi-Fluid MHD Simulations * Takemoto Taishi
Sakata Ryoya
Seki Kanako
et al.
 
11 Planetary Protection Category IV-Compliant Frequency-Separation Filter for a THz Heterodyne Spectrometer for Mars Orbiter Missions * Hinako Fujimaki
Hiroyuki Maezawa
Tetsuya Yamakura
et al.
 
12 New IRTF/TEXES Measurements of Martian H2O2 During Northern Summer: Preliminary Results  * Mizuto Iguchi
Shohei Aoki
Hideo Sagawa
et al.
 
13 Global Analysis of Martian Surface Pressure in MY27-29 using Mars Express/OMEGA * Akira Kazama
Shohei Aoki
Aymeric Spiga
et al.
 
14 CO2 supersaturation in the Martian southern polar night using MGS radio occultation rederived with MCS temperature climatology * Katsuyuki Noguchi
Armin Kleinboehl
Sylvain Piqueux
 
15 Formaldehyde reaction measurement in a droplet with an electrodynamic balance and Raman spectroscopy * Soma Ubukata
Naoki Matsumoto
Hiromu Nakagawa
et al.
 
16 The Observational Feasibility of Escape of Water Vapor Atmosphere from Terrestrial Exoplanets by Ultraviolet Transit Spectroscopy * Ryuga Kato
Akifumi Nakayama
Shingo Kameda
 
17 Response of the Venusian hydrogen exosphere to the solar wind coordinated observations by Hisaki and Venus Express * Chizuru Nose
Kei Masunaga
Fuminori Tsuchiya
et al.
 
18 Formation of V0 Layer in Venus' Nightside Ionosphere Induced by SEP Events * Pucheng Lu
Takeshi Imamura
Yuki Nakamura
et al.
 
19 Bifurcation and stability of the co-condensation dynamics of H2SO4-H2O droplets in Venusian clouds * Hiroki Ando
Satoru Nakano
Shin-ichiro Shima
et al.
 
20 Variations in the distribution of the unknown UV absorber associated with planetary-scale waves at the Venus cloud top * Masataka Imai  
21 Cloud top circulation of Venus obtained from denoised thermal infrared images * Zhuan Guo
Takeshi Imamura
 
22 Occurrence characteristics of Jovian narrowband kilometric radiation (nKOM) using Juno/Waves data * Rentaro Sugawara
Hiroaki Misawa
Yasumasa Kasaba
et al.
 
23 New Compact Low-Frequency Radio Observatory LWA-Niyodo * Masafumi Imai
Toshimitsu Ono
Kazumasa Imai
 
24 Planetary Lightning -Based on the Roly-Poly, the Dipole Proximity Electron Relay, the Dipole Series Battery, Capacitance-Decrease- * Motonobu Sato  
25 Radio instrument of Radio and Plasma Wave Instruments (RPWI) aboard ESA JUICE: from Launch, via Lunar-Earth, toward Venus * Yasumasa Kasaba
Cecconi Baptiste
Fuminori Tsuchiya
et al.
 
26 A test particle simulation for re-evaluation the energy input into the Saturn's atmosphere by keV electrons * Hiroyasu Tadokoro
Yuto Katoh
 
27 UV space telescope LAPYUTA: overview of the mission instruments and development updates * Go Murakami
Fuminori Tsuchiya
Atsushi Yamazaki
et al.
 
28 Development of a large, high-sensitivity ultraviolet detector for installation on LAPYUTA * Ayaka Tadokoro
Go Murakami
Umi Enokidani
et al.