Selected Recent Publications (updated 2026/02/13)

Publications written in Japanese are listed on the Japanese page.

Journal Papers

• Takahashi Yuta, Sakai Shin-ichiro, “Scalable Satellite Swarm Deployment via Distance-based Orbital Transition Under J2 Perturbation,” arXiv:2507.01769 (under review; submitted to AIAA Journal of Guidance, Control, and Dynamics), (2025.7).
• Takahashi Yuta, Tajima Hayate, Sakai Shin-ichiro, “Certified Coil Geometry Learning for Short-Range Magnetic Actuation and Spacecraft Docking Application,” arXiv:2507.03806 (under review; submitted to IEEE Robotics and Automation Letters), (2025.7).
• Takahashi Yuta, Sakai Shin-ichiro, “Neural Power-Optimal Magnetorquer Solution for Multi-Agent Formation and Attitude Control,” arXiv:2412.00548 (under review; submitted to IEEE Robotics and Automation Letters), (2024.12).
• Ito Takahiro, Ueda Satoshi, Yokota Kentaro, Sakai Shin-ichiro, Sawai Shujiro, Sugita Mikihiro, Shibasaki Yusuke, Mukumoto Yoshihiro, Watabe Daisuke, Shimizu Seiichi, “Terminal Powered Descent Guidance for the Smart Lander for Investigating Moon,” Journal of Guidance, Control, and Dynamics 48(6) 1298-1313, (2025.6). doi:10.2514/1.G008746
• Ishida Takayuki, Fukuda Seisuke, Kariya Kazuki, Kamata Hiroyuki, Takadama Keiki, Kojima Hirohisa, Sawai Shujiro, Sakai Shinichiro, “Vision-based navigation and obstacle detection flight results in SLIM lunar landing,” Acta Astronautica, 226(P1), 772–781, (2025.1; published online 2024.11.13). DOI: 10.1016/j.actaastro.2024.11.002.
• Shibata Takuma, Söken Halil Ersin, Sakai Shin-ichiro, “Relative position estimation using modulated magnetic field for close proximity formation flight,” Aerospace Science and Technology 155(P1) 109597, (2024.9). doi:10.1016/j.ast.2024.109597
• Nakamura Tetsuya, Akiyama Hidefumi, Kanaya Shusaku, Miyazawa Yu, Toyota Hiroyuki, Sakai Shin-ichiro, “Electrical Characterization of Solar Array Panels by Absolute Electroluminescence Intensity,” Journal of Evolving Space Activities 2, Article ID 161, (2024.9). doi:10.57350/jesa.161
• Ueda Satoshi, Ito Takahiro, Sakai Shin-ichiro, “Multidisciplinary System Design Optimization on Precise Lunar Landing Trajectories and Spacecraft Systems,” Journal of Evolving Space Activities 2, Article ID 179, (2024.9). doi:10.57350/jesa.179
• Kambayashi Masaru, Ito Takahiro, Sakai Shin-ichiro, “Propellant Balancing Method for Formation Maintenance Considering Remaining Propellant”, Transactions of the Japan Society for Aeronautical and Space Sciences 67(1) 23-31, (2024.1). doi:10.2322/tjsass.67.23
• Shibata Takuma, Sakai Shin-ichiro, “A Contactless Micro-Vibration Isolator Using the Flux Pinning Effect for Space Telescopes”, JOURNAL OF SPACECRAFT AND ROCKETS 59(2) 651-659, (2022.3).
• Ito Takahiro, Sakai Shin-ichiro, “Optimal Powered Descent Guidance Under Thrust Pointing Constraint”, JOURNAL OF GUIDANCE, CONTROL, AND DYNAMICS 46(4) 695-708, (2022.2).
• Takahashi Yuta, Sakamoto Hiraku, Sakai Shin-ichiro, “Kinematics Control of Electromagnetic Formation Flight Using Angular-Momentum Conservation Constraint”, Journal of Guidance, Control, and Dynamics 45(2) 280-295 (DOI:10.2514/1.G005873; arXiv:2512.08949), (2022.2).
• Ito Takahiro, Sakai Shin-ichiro, “Throttled Explicit Guidance to Realize Pinpoint Landing Under a Bounded Thrust Magnitude”, Journal of Guidance, Control, and Dynamics 44(4) 854-861, (2020.12).
• Ito Takahiro, Sakai Shin-ichiro, “Throttled explicit guidance for pinpoint landing under bounded thrust acceleration”, Acta Astronautica, 176(6), 438-454, (2020.11).
• Soken Halil Ersin, Sakai Shin-ichiro, Asamura Kazushi, Nakamura Yosuke, Takashima Takeshi, Shinohara Iku, “Filtering-Based Three-Axis Attitude Determination Package for Spinning Spacecraft: Preliminary Results with Arase”, Aerospace, 7(97) 97-97, (2020.7).
• Soken Halil Ersin and Sakai Shin-ichiro, “A New Likelihood Approach to Autonomous Multiple Model Estimation”, ISA Transactions, 2019.
• Ito, Takahiro ; Ikari, Satoshi ; Funase, Ryu ; Sakai, Shinichiro ; Kawakatsu, Yasuhiro ; Tomiki, Atsushi ; Inamori, Takaya, "Active use of solar radiation pressure for angular momentum control of the PROCYON micro-spacecraft" , Acta Astronautica, Vol.152()299-309, Elsevier, 2018, doi:10.1016/j.actaastro.2018.08.009
• H.E.Soken and S.Sakai. “Real-time Attitude-Independent Magnetometer Bias Estimation for Spinning Spacecraft”, Journal of Guidance, Control, and Dynamics, Vol. 41, No. 1, pp. 276-279, 2018.
• H.E. Soken and S. Sakai, “Multiple-Model Adaptive Estimation of Time-Varying Residual Magnetic Moment for Small Satellites,” in “Advances in Aerospace Guidance, Navigation and Control (Eds. J. Bordeneuve-Guibe, A. Drounin and C. Roos)”, pp.303-321, Springer, Switzerland, 2015. DOI: 10.1007/978-3-319-17518-8_18
• Takuma Shibata and Shin-ichiro Sakai. “Passive Micro Vibration Isolator Utilizing Flux Pinning Effect for Satellites”, Journal of Physics: Conference Series, Vol.744, No.1, DOI:10.1088/1742-6596/744/1/012009, 2016.
• H.E. Soken and S. Sakai, “Adaptive Tuning of the UKF for Satellite Attitude Estimation,” ASCE Journal of Aerospace Engineering, vol.28, no.3, 2015, DOI: 10.1061/(ASCE)AS.1943-5525.0000412

International Conferences

• Narumi Tatsuya, Sakai Shin-ichiro, “Trajectory Optimization by Successive Pseudospectral Convexification on Riemannian Manifolds,” arXiv:2512.09551 (under review; submitted to 23rd IFAC World Congress), (2025.12).
• Narumi Tatsuya, Sakai Shin-ichiro, "Landing Guidance for Lunar Pit Observation Considering Multi-Point Observations", 35th International Symposium on Space Technology and Science, Paper No. 2025-d-10-2, (2025.7).
• Narumi Tatsuya, Sakai Shin-ichiro, "Real-time landing guidance for lunar pit exploration: optimizing multi-point scientific observations", 76th International Astronautical Congress, pp. 1043–1054, (2025.10). (DOI:10.52202/083087-0089)
• Yoshikado Hideki, Shim Seang, Sakai Shin-ichiro, "Proximity Control of Electromagnetic Formation Flying Using Simplified Magnetic Field Model", 35th International Symposium on Space Technology and Science, Paper No. 2025-d-8-3, (2025.7).
• Yoshikado Hideki, Sakai Shin-ichiro, "Real-Time Satellite Proximity Operations Using Electromagnetic Interactions with Singularity-Robustness and Modeling Error Compensation", International Conference on Space Robotics 2025 (iSpaRo2025), (2025.12).
• Shim Seang, Takahashi Yuta, Usami Naoto, Kubota Masashi, and Sakai Shin-ichiro, "Feasibility Study of Distributed Space Antennas Using Electromagnetic Formation Flight", 2025 IEEE Aerospace Conference, Mar. 2025, pp. 1–18. DOI:10.1109/AERO63441.2025.11068776.
• Shim Seang, Takahashi Yuta, Usami Naoto, and Sakai Shin-ichiro, "On-Orbit Reconfiguration of Satellite Swarm Arrays for Flexible Beamforming", 35th International Symposium on Space Technology and Science, 2025-d-8-1, (2025.7).
• Shim Seang, Takahashi Yuta, Usami Naoto, and Sakai Shinichiro, "Integrated Trajectory and Beamforming Optimization for Fuel-Efficient Reconfiguration of Distributed Space Antennas", AIAA SciTech 2026 Forum, AIAA 2026-2629, (2026.1). DOI:10.2514/6.2026-2629.
• Takahashi Yuta, Shim Seang, and Sakai Shin-ichiro, "Distance-Based Relative Orbital Transition for Palm-Sized Satellite Swarm With Guaranteed Escape-Avoidance", AIAA SciTech 2025 Forum, DOI:10.2514/6.2025-2068.
• Takahashi Yuta, Sakai Shin-ichiro, "Graph Diffusion-based Satellite Swarm Deployment for Curse-of-Dimensionality Mitigation", accepted to AIAA SciTech 2026 Forum.
• Takahashi Yuta, Ochi Atsuki, Tomioka Yoichi, and Sakai Shin-ichiro, "NODA-MMH: Certified Learning-Aided Nonlinear Control for Magnetically-Actuated Swarm Experiment Toward On-Orbit Proof", International Conference on Space Robotics 2025. arXiv:2510.20231.
• Tajima Hayate, Takahashi Yuta, Shibata Takuma, Sakai Shin-ichiro, "Study on Short Range Formation Flght and Docking Control Using AC Magnetic Field", 74th International Astronautical Conference, (2023.10).
• Kambayashi Masaru, Ito Takahiro, Sakai Shin-ichiro, "Propellant Balancing Considering the Propellant Remaining Difference Using a Virtual Chief", 33rd International Symposium on Space Technology and Science, (2022.3).
• Kambayashi Masaru, Ito Takahiro, Sakai Shin-ichiro, "Propellant Balancing Considering the Propellant Remaining Difference in Formation", 31st Workshop on JAXA Astrodynamics and Flight Mechanics, (2021.7).
• Ito Takahiro, awano Isao, Funaki Ikkoh, Sakai Shin-ichiro, "Utilizing Low Earth Orbit for a Space Interferometer Laboratory by Three Satellites", ESA GNC 2021, (2021.6).
• Tochimoto Shogo, Sakai Shin-ichiro, "Examintion of magnetic directional control by control force Using Superconducting diamagnetic Effect", 31st AAS/AIAA Space Flight Mechanics Meeting, (2021.2).
• Takahashi Yuta, Sakamoto Hiraku, Sakai Shin-ichiro, "Simultaneous control of relative position and absolute attitude for electromagnetic spacecraft swarm", AIAA Scitech 2021 Forum, (2021.1).
• Soken Halil Ersin, Cetiny Mustafa Efe, Sakai Shin-ichiro, "ATTITUDE-INDEPENDENT MAGNETOMETER CALIBRATION FOR SPINNING SPACECRAFT USING QUASI-MEASUREMENTS", AAS/AIAA Astrodynamics Specialist Conference, (2020.8).
• Tochimoto Shogo, Sakai Shin-ichiro, "Evaluation of vibration transfer characteristics in micro vibration", 2020 AAS/AIAA Astrodynamics Specialist Conference, (2020.8).
• H. Arai, T. Tsuchiya, S. Sakai, "Safely Planetary Landing Guidance Closest to Hazard Area Considering Navigation Error Using Convex Optimization" , AIAA Scitech 2020 Forum, (2020.01.06–10) AIAA-2020-1349
• Takahiro Ito, Shin-ichiro Sakai, "Throttled Explicit Guidance for Lunar and Planetary Pinpoint Landing" , 70th International Astronautical Congress (IAC2019) , (2019.10.21-25) IAC-19,C1,7,7,x50078
• Arai Hisaaki, Sakai Shinichiro, “Rapid Generation of Navigation-Optimal Trajectories for Planetary Landing via Convex Optimization”, AIAA Guidance Navigation and Control Conference, AIAA Scitech 2019 Forum, 2019.
• Arai Hisaaki, Sakai Shinichiro, “Study of Navigation Optimal Landing Guidance for Planetary Lander by Convex Optimization”, Astrodynamics Symposium, 2018.
• Sakai Shinichiro, Yano Hajime, Arakawa Tetsuhito, Kushiki Kenichi, Sawai Shujiro, Fukuda Seisuke, Shimoji Haruhiko, “Overview on the Small Lunar Lander SLIM and its Planetary Protection Plan”, COSPAR 42nd Assembly, PPP.2-0015-18, 2018.
• Kosuke Izumi, Hiroshi Fujimoto, Shin-ichiro Sakai, “Slip Ratio-Based Control Method for Riding over Obstacles for Lunar Rovers”, IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization (SAMCON2017), 2017.
• Kazuki Yokota, Toshio Kamiya, Kazuhisa Tanaka, Yasuhiro Kusakawa, AtsushiHoria, Shin-ichiro Sakai, Yusuke Ota. “AOCS Design and On-orbit Performance of ARASE/ERG Satellite", 69th International Astronautical Congress, IAC-17-C1.IP.25, 2017.
• Halil Ersin SÖKEN, Jozef C. Van der and Shin-ichiro SAKAI. “Spinning Spacecraft Attitude Filtering with Spin Parameters: Performance Evaluation with Real Data”, International Symposium on Space Technology and Science, ISTS-2017-d-078, 2017.
• H.E. Soken and S. Sakai. “Study on an Advanced Attitude Determination Algorithm for the ERG Spacecraft”, International Symposium on Space Technology and Science, ISTS-2017-d-075, 2017.
• T. Shibata and S. Sakai, “Performance of Contactless Micro Vibration Isolator Using Flux Pinning Effect”, International Symposium on Space Technology and Science, ISTS-2017-d-093, 2017.
• Halil Ersin Söken and Shin-ichiro Sakai. “Magnetometer only attitude estimation for spinning small satellites”, 8th International Conference on Recent Advances in Space Technologies, 2017.
• Kosuke Izumi, Hiroshi Fujimoto and Shin-ichiro Sakai, “Slip Ratio-Based Control Method for Riding over Obstacles for Lunar Rovers”, SAMCON, TT9-2, 2016.
• H.E. Soken, J. C. Van der Ha and S. Sakai, “Spin-axis Tilt Estimation Algorithm with Validation by Real Data,” in Proc. 27th Space Flight Mechanics Meeting, San Antonio, TX, USA, 2017, AAS 17-250
• H.E. Soken, S. Sakai, K. Asamura, Y. Nakamura and T. Takashima, “Spin Parameters and Nonlinear Kalman Filtering for Spinning Spacecraft Attitude Estimation,” in Proc. 27th Space Flight Mechanics Meeting, San Antonio, TX, USA, 2017, AAS 17-249
• Takuma Shibata and Shin-ichiro Sakai, “CONCEPT DESIGN FOR A SATELLITE WITH MICRO VIBRATION ISOLATOR”, IAC, IAC-16, C1,8,2,x32710, 2016.
• Takuma Shibata and Shin-ichiro Sakai, “Design Method for The Micro Vibration Isolator Using Flux Pinning Effect for Satellites”, in Proc. AIAA/AAS Astrodynamics Specialist Conference (AIAA 2016-5647), DOI: 10.2514/6.2016-5647, 2016.
• H.E. Soken and S.Sakai, “A Multiple Model Adaptive Estimation Algorithm for Systems with Parameter Change,” in Proc. SICE Annual Conference 2016, Tsukuba, Japan, 2016, pp.1718-1723. DOI: 10.1109/SICE.2016.7749088
• H.E. Soken, S. Sakai, K. Asamura, Y. Nakamura and T. Takashima, “Spin-axis Tilt Estimation for Spinning Spacecraft,” in Proc. AIAA Guidance, Navigation and Control Conference, San Diego, CA, USA, January 2016. DOI: 10.2514/6.2016-0626

Domestic Conferences

See the Japanese page.

Awards

• Best Student Paper Finalist Award of the GNC graduate student paper competition at AIAA SciTech Forum 2025, Yuta Takahashi, Seang Shim, and Shin-ichiro Sakai.
• Best Paper Nominee of 2nd Space Robotics Workshop at IEEE SMC-IT/SCC 2025, Yuta Takahashi, Shim Seang, Sawanishi Yusuke, Yoshikado Hideki, Ishida Masaru, Imamura Noritsuna, Morioka Sumio, Sakai Shin-Ichiro, and Inagawa Takahiro.