Astronomy & Astrophysics (A&A) is a peer-reviewed scientific journal covering the fields of astronomy and astrophysics. It is published under the Subscribe to Open (S2O) model, which relies on library contributions to make content open access. The journal's open access status is reviewed annually. A&A covers research on planet-forming disks, cosmology, exoplanets, stellar astrophysics, galaxy formation and evolution, interstellar medium, and high-energy astrophysics, among other topics.
⚡ Speed vs Prestige
How does this journal balance review speed with impact level?
Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.
Publication & Citation Trend
Articles published
Times cited
2019
2020
2021
2022
2023
2024
2025
2026
Source: OpenAlex · Note: citations accumulate over time so older years appear higher
SJR Quartile by Discipline
Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.
Astronomy and AstrophysicsQ1
Space and Planetary ScienceQ1
Subject Classification
Web of Science Categories
Astronomy & Astrophysics
Scopus Categories
Space and Planetary ScienceAstronomy and Astrophysics
Research Topics (OpenAlex)
Stellar, planetary, and galactic studiesAstrophysics and Star Formation StudiesAstronomy and Astrophysical ResearchGalaxies: Formation, Evolution, PhenomenaAstro and Planetary Science