International Conference on Astronomy and Cosmology ICAC on November 11-12, 2025 in Tokyo, Japan

Astronomy and Cosmology
Religious, mythological, and metaphysical cosmology
Observational astrophysicsGeneral aspects of fundamental and applied physics
Mathematical aspects in physical
Driven systems, transport theory, random processes, fluctuations and large deviations, etc.
Quantum systems
Fluids and soft matter
Surfaces and Interfacial phenomena
Non-linear phenomena
Biological physics
Statistical modeling of biological data
Interdisciplinary topics in statistical physics
Optical Physics, Quantum Electronics and Photonics
Optoelectronics, quantum electronics
Applied optics
Non-linear optics
Laser physics and applications
Ultrafast phenomena and applications
Computational optical physics
Microprocessors and Nanotechnology
Applied physics Communications Technology
The life and characteristics of stars and galaxies
Origins of the universe.
A heliocentric solar system.
The structure of the solar system, planets, comets, asteroids, and meteors
The shape and structure of Earth (roughly spherical, see also Spherical Earth)
Earth in the Solar System
Time measurement
The composition and features of the Moon
Interactions of the Earth and Moon
The Milky Way, Extragalaxy Astrophysics, and Cosmology
Astronomical Softwares, Instrumentation, and Facilities