Galaxies is a peer-reviewed, open access journal of astronomy, astrophysics, and cosmology published quarterly online by MDPI. We urge all authors to post the papers on the arXiv.
  • Open Access— free for readers, with article processing charges (APC) paid by authors or their institutions.
  • High Visibility: indexed within Scopus, ESCI (Web of Science), Astrophysics Data System, INSPIREInspec, and many other databases.
  • Journal Rank: 2020 CiteScore - Q2 (Astronomy and Astrophysics)
  • Rapid Publication: manuscripts are peer-reviewed and a first decision provided to authors approximately 18 days after submission; acceptance to publication is undertaken in 4.8 days (median values for papers published in this journal in the second half of 2020).
  • Recognition of Reviewers: reviewers who provide timely, thorough peer-review reports receive vouchers entitling them to a discount on the APC of their next publication in any MDPI journal, in appreciation of the work done.
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Special Issue in Galaxies
High-Mass X-ray Binaries and Ultraluminous X-ray Sources Hosting Neutron Stars Guest Editors: Dimitris M. Christodoulou, Silas G.T. Laycock, Demosthenes Kazanas
Deadline: 30 June 2021
Special Issue in Galaxies
X-ray Binary Formation and Evolution Guest Editor: Antara R. Basu-Zych
Deadline: 31 July 2021
Special Issue in Galaxies
Observations of Gamma-Ray Pulsars Guest Editor: Roberto Mignani
Deadline: 30 September 2021
Special Issue in Galaxies
Neutron Stars and Hadrons in the Era of Gravitational Wave Astrophysics Guest Editor: Plamen G. Krastev
Deadline: 15 October 2021
Topical Collection in Galaxies
A Trip across the Universe: Our Present Knowledge and Future Perspectives Collection Editor: Emilio Elizalde
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