PUBLICATION

Peer-reviewed Journal Publications

  1. S. Hirayama, N. Hiraiwa, M. Bando, S. Hokamoto. Robust Trajectory Optimization with Gradient and Hessian-Based Updates. Journal of Guidance, Control, and Dynamics, 2026.
    　
  2. S. Yamaguchi, N. Hiraiwa, M. Bando, S. Hokamoto, D. B. Henry, and D. J. Scheeres. Trajectory Design for Awaiting Comets on Invariant Manifolds with Optimal Control. Astrodynamics, 2025.
    　
  3. N. Hiraiwa, D. B. Henry, D. J. Scheeres, and M. Bando. Design of minimum-time low-thrust transfer between quasi-periodic orbits. Acta Astronautica, 2025.
    　
  4. N. Pushparaj, N. Hiraiwa, Y.Hayashi, and M. Bando. Optimal Low-Thrust Transfers Between Relative Planar and Spatial Quasi-Satellite Orbits in the Earth-Moon System. Aerospace, 2025.
    　
  5. N. Hiraiwa, M. Bando, I. Nisoli, and Y. Sato. Designing robust trajectories by lobe dynamics in low-dimensional Hamiltonian systems. Physical Review Research, 2024. [Research page]
    　
  6. N. Hiraiwa, M. Bando, and S. Hokamoto. Halo-to-Halo Low-Thrust Transfer via Successive Convex Optimization with Intermediate Orbit Design. Journal of Evolving Space Activities, 2023. [Research page]
    　
  7. N. Hiraiwa, M. Bando, and S. Hokamoto. Trajectory Design in Irregular Gravitational Fields Based on Center Manifold Theory. Journal of Guidance, Control, and Dynamics, 2023. [Research page]
    　
  8. K. Ikeda, N. Hiraiwa, M. Bando, and S. Hokamoto. Design of Low-Energy Transfer Trajectories from Jupiter to Europa with Ballistic Transfer. Journal of Evolving Space Activities, 2023.

Conference Proceedings (Selected)

  1. N. Hiraiwa and N. Ozaki. Robust NRHO Station-keeping Leveraging Probabilistic Invariant Sets. AIAA SciTech 2026 Forum, AIAA 2026-1453, U.S.A, Jan. 2026.
    　
  2. N. Hiraiwa and N. Ozaki. Constructing a Robust Station-Keeping Strategy Using Probabilistic Invariant Sets (in Japanese). 69th Space Sciences and Technology Conference, 1M04, Japan, Nov. 2025.
    　
  3. N. Hiraiwa, M. Bando, and S. Hokamoto. Extending Earth–Moon Transfer Based on Lobe Dynamics into the Restricted Four-Body Problem. 35th AAS/AIAA Space Flight Mechanics Meeting, 25-320, Jan. 2025.
    　
  4. N. Hiraiwa, M. Bando, and S. Hokamoto. Design of Earth–Moon Low-Energy Transfers Based on Lobe Dynamics (in Japanese). 68th Space Sciences and Technology Conference, 4J07, Japan, Nov. 2024.
    　
  5. N. Hiraiwa, D. B. Henry, D. J. Scheeres, and M. Bando. Design of Minimum-Time Low-Thrust Transfer between Quasi-Periodic Orbits. 75th International Astronautical Congress, C.1.4.8, Italy, Oct. 2024.
    　
  6. N. Hiraiwa, D. B. Henry, M. Bando, and D. J. Scheeres. Analysis of Dynamical Structures in a Three-Dimensional Volume-Preserving Map. 2024 AAS/AIAA Astrodynamics Specialist Conference, 24-239, U.S.A., Aug. 2024.
    　
  7. N. Hiraiwa, M. Bando, and S. Hokamoto. Analysis of Transfer Trajectories in Cislunar Space Using Sequences of Lobe Dynamics. 74th International Astronautical Congress, C1.9.2, Azerbaijan, Oct. 2023.
    　
  8. N. Hiraiwa, M. Bando, and S. Hokamoto. Design of Optimal Low-Thrust Transfer Trajectory for Halo Orbits via Convex Optimization (in Japanese). 66th Space Sciences and Technology Conference, 3L05, Japan, Nov. 2022.
    　
  9. N. Hiraiwa, M. Bando, and S. Hokamoto. Design of Optimal Low-Thrust Orbit-to-Orbit Transfers via Convex Approach. 73rd International Astronautical Congress, C1.3.6, France, Sep. 2022.
    　
  10. N. Hiraiwa, M. Bando, and S. Hokamoto. Halo-to-Halo Low-Thrust Transfer via Successive Convex Optimization with Intermediate Orbit Design. 33rd International Symposium on Space Technology and Science, 2022-d-58, online, Mar. 2022.
    　
  11. N. Hiraiwa, M. Bando, and S. Hokamoto. Analysis of ballistic escape based on lobe dynamics. 72nd International Astronautical Congress, C1.7.10, U.A.E., Oct. 2021.
    　
  12. N. Hiraiwa, M. Bando, and S. Hokamoto. Trajectory Design in the Didymos System Based on the Center Manifold Theory (in Japanese). 64th Space Sciences and Technology Conference, 4M10, online, Oct. 2020.
    　
  13. N. Hiraiwa, M. Bando, and S. Hokamoto. Trajectory design in the vicinity of 65803 Didymos based on the center manifold theory. 2020 AAS/AIAA Astrodynamics Specialist Conference, 20-593, online, Aug. 2020. (Published in Advances in Astronautical Sciences, 175:4849 – 4866, 2021)

If I have seen further, it is by standing on the shoulders of giants.

Isaac Newton