《天體物理學雜志》致力于天文學和天體物理學的最新發展、發現和理論。APJ的出版物構成了與天體物理應用直接相關的重要新研究，無論是基于觀測結果還是基于理論見解或模型。

The Astrophysical Journal is devoted to recent developments, discoveries, and theories in astronomy and astrophysics. Publications in ApJ constitute significant new research that is directly relevant to astrophysical applications, whether based on observational results or on theoretical insights or modeling.