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The Astrophysical Journal Letters is a peer-reviewed express scientific journal that allows astrophysicists to rapidly publish short notices of significant original research. The American Astronomical Society has chosen IOP Publishing to publish The Astrophysical Journal.

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American Astronomical Society Journals Going Electronic Only

The American Astronomical Society (AAS) and IOP Publishing (IOP) have decided that all AAS research journals published with IOP will become electronic only and will no longer print paper editions.

Our online author services system makes it easy to submit an article to the ApJL. All you need to do is upload and approve your manuscript and the peer-review process will start immediately.


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The Astrophysical Journal is the leading international research journal in its field and publishes papers across the breadth of astronomy and astrophysics.
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The Astrophysical Journal Supplement publishes significant papers containing extensive data or calculations, or of very specialized interest. The Supplement contains many of the most frequently cited papers in the astronomical literature.
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These are the latest articles published in The Astrophysical Journal Letters.

  • Insights on the Stellar Mass-Metallicity Relation from the CALIFA Survey

    R. M. González Delgado et al. 2014 ApJ 791 L16

    View abstract View article PDF (935 KB)

  • The WISE Light Curves of Z Camelopardalis during Outburst: Evidence for Synchrotron Emission?

    Thomas E. Harrison 2014 ApJ 791 L18

    View abstract View article PDF (174 KB)

  • Pressure Equilibrium between the Local Interstellar Clouds and the Local Hot Bubble

    S. L. Snowden et al. 2014 ApJ 791 L14

    View abstract View article PDF (160 KB)

  • Solar System Objects as Cosmic Rays Detectors

    P. Privitera and P. Motloch 2014 ApJ 791 L15

    View abstract View article PDF (123 KB)

  • Core Electron Heating in Solar Wind Reconnection Exhausts

    M. P. Pulupa et al. 2014 ApJ 791 L17

    View abstract View article PDF (483 KB)

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