Astrophysical Journal

eISSN: 1538-4357

Aims and Scope

The Astrophysical Journal, often abbreviated ApJ (pronounced "ap jay") in references and speech, is a peer-reviewed scientific journal of astrophysics and astronomy, established in 1895 by American astronomers George Ellery Hale and James Edward Keeler. The journal discontinued its print edition and became an electronic-only journal in 2015.

Key Metrics

0.1 - 0.5
5 - 10
Impact Factor
0.92 5-Year SI
Scite Index
Q1 Astronomy and Astrophysics

Indexed in the following public directories

  • Web of Science
  • Scopus

Topics Covered

Journal Specifications

  • Publisher American Astronomical Society
  • Language English
  • Frequency Fortnightly
General Details
  • Language English
  • Frequency Fortnightly
  • Publication Start Year 1895
  • Publisher URL Visit website

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Recently Published Papers

Scite analysis

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127k articles received 7.6m citations see all

  • 519,234 Supporting
  • 7,025,266 Mentioning
  • 45,700 Contrasting

Editorial notices

  • 0 Retractions
  • 0 Withdrawals
  • 267 Corrections
  • 659 Errata
  • 0 Expression of Concern


How long has Astrophysical Journal been actively publishing?

Astrophysical Journal has been in operation since 1895 till date.

What is the publishing frequency of Astrophysical Journal ?

Astrophysical Journal published with a Fortnightly frequency.

How many articles did Astrophysical Journal publish last years ?

In 2021, Astrophysical Journal published 5530 articles.

What is Citescore for Astrophysical Journal ?

Citescore for Astrophysical Journal is 9.4.

What is SNIP score for Astrophysical Journal ?

SNIP score for Astrophysical Journal is 1.2.

What is the SJR for Astrophysical Journal ?

SJR for Astrophysical Journal is Q1.

Who is the publisher of Astrophysical Journal ?

American Astronomical Society is the publisher of Astrophysical Journal.