[P-PS04] Planetary Sciences

Mon. May 25, 2026 1:45 PM - 3:15 PM 302 (International Conference Hall, Makuhari Messe)

Chairperson:Hirai Eito(Department of Earth and Planetary Sciences, School of Science, Institute of Science Tokyo), Hasebe Akinori(TOHOKU UNIVERSITY)

We invite contributions on all aspects of planetary science. This session covers studies of the past, present, and future of Earth, other planets, and planetary systems both within and beyond the Solar System.

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1:45 PM - 2:00 PM

[PPS04-11] Contribution of Frictional Dissipation due to Precipitation in the Energy Budget of Atmospheres whose Major Constituent Condenses

Namba Eisuke², *Kensuke Nakajima¹ (1. Department of Earth and Planetary Sciences, Flculty of Sciences, Kyushu University, 2. Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

2:00 PM - 2:15 PM

[PPS04-12] The role of IDP dehydration in the vertical HDO/H₂O profile of the Martian atmosphere

*Akinori Hasebe¹, Naoki Terada¹, Tatsuya Yoshida¹, Yuki Nakamura², Shungo Koyama¹, Hiroki Karyu¹ (1. Tohoku University, 2. The University of Tokyo)

2:15 PM - 2:30 PM

[PPS04-13] Assessing H₂ Content at Mars

*Majd Mayyasi¹ (1. Boston University)

2:30 PM - 2:45 PM

[PPS04-14] Excited State Sulfur Dioxide – a Driver of Chemical Transformation in Extraterrestrial Atmospheres

*Robert E. N. Skog¹, Theo Kurtén^1,2, Benjamin N. Frandsen¹ (1. Department of Chemistry, Faculty of Science, University of Helsinki, Finland, 2. Institute for Atmospheric and Earth System Research, Faculty of Science, University of Helsinki, Finland)

2:45 PM - 3:00 PM

[PPS04-15] Evolution of Intrinsic Temperature and Atmospheric Composition in Giant Exoplanets with Diluted Cores

*Hiroki Matsuo¹, Hiroyuki Kurokawa^1,2, Takato Tokuno^2,1 (1. School of Arts and Sciences, The University of Tokyo, 2. School of Science , The University of Tokyo)

Discussion (3:00 PM - 3:15 PM)

Session information

[P-PS04] Planetary Sciences

[PPS04-11] Contribution of Frictional Dissipation due to Precipitation in the Energy Budget of Atmospheres whose Major Constituent Condenses

[PPS04-12] The role of IDP dehydration in the vertical HDO/H₂O profile of the Martian atmosphere

[PPS04-13] Assessing H₂ Content at Mars

[PPS04-14] Excited State Sulfur Dioxide – a Driver of Chemical Transformation in Extraterrestrial Atmospheres

[PPS04-15] Evolution of Intrinsic Temperature and Atmospheric Composition in Giant Exoplanets with Diluted Cores

Authentication

Session information

[P-PS04] Planetary Sciences

[PPS04-11] Contribution of Frictional Dissipation due to Precipitation in the Energy Budget of Atmospheres whose Major Constituent Condenses

[PPS04-12] The role of IDP dehydration in the vertical HDO/H2O profile of the Martian atmosphere

[PPS04-13] Assessing H2 Content at Mars

[PPS04-14] Excited State Sulfur Dioxide – a Driver of Chemical Transformation in Extraterrestrial Atmospheres

[PPS04-15] Evolution of Intrinsic Temperature and Atmospheric Composition in Giant Exoplanets with Diluted Cores

Authentication

[PPS04-12] The role of IDP dehydration in the vertical HDO/H₂O profile of the Martian atmosphere

[PPS04-13] Assessing H₂ Content at Mars