• Aim & Scope

Aim and Scope

The Japan Journal of Astronomy and Astrophysics (JJAA) is an international, peer-reviewed, open-access journal dedicated to publishing high-quality, original research that advances the understanding of the universe through observational, theoretical, computational, and experimental studies. The journal aims to provide a global platform for astronomers, astrophysicists, cosmologists, planetary scientists, space researchers, and interdisciplinary scientists to disseminate innovative discoveries, foster international collaboration, and promote scientific excellence in astronomy and related space sciences.

JJAA welcomes original research articles, review papers, short communications, technical notes, data papers, and perspectives that contribute to the advancement of astronomical and astrophysical knowledge. The journal encourages interdisciplinary research integrating astronomy with artificial intelligence, machine learning, computational modeling, data science, advanced instrumentation, and aerospace technologies.

Scope

The journal publishes research in, but is not limited to, the following areas:

• Observational Astronomy
• Theoretical Astronomy
• Astrophysics
• Stellar Physics and Stellar Evolution
• Solar Physics and Heliophysics
• Galactic Astronomy
• Extragalactic Astronomy
• Cosmology and the Early Universe
• Dark Matter and Dark Energy
• Black Holes and Compact Objects
• Neutron Stars and Pulsars
• Gravitational Waves and Multi-Messenger Astronomy
• High-Energy Astrophysics
• Planetary Science
• Exoplanets and Planetary Systems
• Planet Formation and Evolution
• Lunar and Martian Science
• Small Solar System Bodies (Asteroids, Comets, Meteoroids)
• Space Physics
• Magnetospheric and Ionospheric Physics
• Space Weather and Solar-Terrestrial Interactions
• Radio Astronomy
• Optical and Infrared Astronomy
• Ultraviolet, X-ray, and Gamma-ray Astronomy
• Time-Domain and Transient Astronomy
• Astronomical Instrumentation and Telescope Technologies
• Space Telescope Observations
• Computational Astrophysics
• Numerical Simulations in Astronomy
• Astro informatics and Big Data Analytics
• Artificial Intelligence and Machine Learning in Astronomy
• Astronomical Image Processing
• Spectroscopy and Photometry
• Celestial Mechanics and Orbital Dynamics
• Astrobiology and the Search for Life
• Space Exploration and Scientific Missions
• Satellite and CubeSat Technologies for Astronomy
• Space-Based Observatories
• Aerospace Applications in Astronomy
• Atmospheric and Planetary Remote Sensing
• Astrochemistry
• Plasma Astrophysics
• Relativity and Gravitation
• Fundamental Physics in Astrophysics
• Quantum Astrophysics
• Astronomical Surveys and Sky Mapping
• Virtual Observatories and Open Astronomical Data
• Citizen Science in Astronomy
• Science Education and Public Outreach in Astronomy
• Emerging Trends and Interdisciplinary Research in Astronomy and Astrophysics

The Japan Journal of Astronomy and Astrophysics (JJAA) is committed to publishing impactful research that expands scientific understanding of the universe, encourages technological innovation, and supports the global advancement of astronomy, astrophysics, and space science.

• Author Guidelines

Instruction for Author Guidelines:

The submitted manuscripts should have minimum basic standards to be able to read and interpret the content by the Editorial team. The submissions which do not meet these criteria will be sent back to the authors.

Article Types & Format

Original/Research articles These are the articles which deal with unpublished data providing a detailed explanation of the Methods, Methodology and the results of an investigation supported by evidence. These articles, in general, can be divided into sections:

Introduction:

Identifies the aim of the research

Methods:

Describes the methods applied, study design and the all the details regarding the selection and of the participants of the study

Results:

Provides information regarding the results of the research

Conclusions:

Addressing relevant implications for clinical practice or health policy

Review

Deals with reporting of the literature review of already published data, providing a detailed and in-depth discussion of significant research topics and their development over time.

Case Reports

Articles describing the symptoms, diagnosis, and treatment of clinical cases—usually novel cases. These may also include a literature review of reported cases.

Editorial

Short articles written by the Editors or editorial staff of the journal.

Commentaries

Discuss various aspects of a focused research topic, offering critiques, solutions, or enhancements.

Corrigendum

Rectifications or adjustments made in an article due to author errors.

Expert Opinion

Articles written by experts to promote research or support knowledge advancement in specific areas.

Letter to Editor

Articles addressed to the Editor-in-Chief that comment, agree, or disagree with content in published articles. They can also correct or critique perceived errors.

Perspective

Expresses the author's individual viewpoint on a topic of interest. Basic manuscript structure includes: Cover Letter, Title page, Abstract and keywords, Main Content, Acknowledgments, References, Tables, and Figure legends.

Cover Letter

Should state article type, confirm exclusivity, summarize main points, and optionally name five referees with contact details.

Title Page

Max 15 words; should describe the work clearly. Use Times New Roman Bold, Title Case, and indicate corresponding author.

Abstract

Briefly states objectives, work done, significance, and findings. Should not exceed 300 words and must not contain citations.

Keywords

Include 7–10 key terms relevant to the study.

Abbreviations

Define all abbreviations at first use. If many, include a list under keywords.

Manuscript Text

No fixed structure; authors may divide as per study type. Cite references in superscript, number tables/figures in citation order, and place tables at the end with figures as separate files.

Conflicts of Interest

Declare any author conflicts to maintain transparency post-publication.

Acknowledgments

Mention contributors who don’t qualify for authorship. Include funding, assistance, and prior conference presentations. Obtain consent before naming individuals.

References

Follow Vancouver style. Include at least one online link (preferably PubMed). Format: Author(s). Title. Journal Abbr. Year;Volume:Pages.

Tables

•           Place after references

•           Use Word table tools, not figures

•           Number in order of citation

•           Do not duplicate data in the text

•           References within tables must be listed properly

Figure Legends

•           Include at manuscript end

•           Define symbols/parts clearly

•           Follow citation order

•           Get permission for reused figures

•           Figures must be .jpg/.tif and high resolution

•           Do not submit figures as Word, PPT, or PDF

•           Mask identifiable clinical photos or provide consent

Article Processing Charges

As an Open Access journal, publishing in Japan Journal of Astronomy and Astrophysics requires an Article Processing Charge (APC) of $2019, which will be invoiced upon acceptance of your article. There are no additional fees, such as submission, page, or color charges. Refunds are not available once payment is processed.

Please contact the editors for further information.

Withdraw Policy: 

If, due to certain circumstances, the author wishes to withdraw the article after submission, a withdrawal fee will be applicable.

Copyright

Copyright protects article content and findings. Academixs defends author work and responds seriously to claims of plagiarism, ethics breaches, or fraud. Contact us if you become aware of any such issues.

• Editorial Board

Dr. TOTAN GARAI

Assistant Professor

Department of Mathematics

Syamsundar College, Syamsundar, Purba Bardhaman, West Bengal-713424

India

Prof. Dr. Salah H. R. Ali

Vice Dean of the Pyramids Higher Institute of Engg and Tech (PHI)

Head of the Engineering and Surface Metrology Dept,

National Institute for Standards (NIS), Giza (12211-136),

Egypt

Professor

Mikhail Batanov-Gaukhman

Moscow Aviation Institute (National Research University)

Member of the Russian Academy of Natural Sciences:

Russia

Assistant Professor

Dariusz Jacek Jakóbczak

Department of Electronics and Computer Science,

Koszalin University of Technology, Koszalin

Poland

• PPT

• Videos

• Indexing