The following list of journals are those with the highest Journal Impact Factor (JIF)* in the ASTRONOMY & ASTROPHYSICS category in the 2023 edition of Journal Citation Reports (JCR).  84 titles are listed in this category in JCR and the top 10 of these are listed below

1. The astronomy and astrophysics review
2. Annual review of astronomy and astrophysics
3. Living reviews in solar physics
4. Nature astronomy
5. New astronomy reviews
6. Annual review of earth and planetary sciences
7. Journal of high energy astrophysics
8. Space science reviews
9. Astrophysical journal. Letters
10. The astrophysical journal. Supplement series

*The JIF is the average number of times articles from the journal published in the past two years have been cited in the JCR year. Note: these results are based on data from the Web of Science Core collection only. For an in-depth explanation on its calculation and on Clarivate Journal Citation Reports please refer to this page  

Please note that JIF is one metric for assessing the quality of research journals but not the only one.