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arXiv.org is a highly-automated electronic archive and distribution server for research articles. Covered areas include physics, mathematics, computer science, nonlinear sciences, quantitative biology and statistics. Select "Physics" from the subject box to and then astro-ph from the Physics drop-down menu to search astrophysics materials.
Authoritative, multidisciplinary content covering more than 15,000 journals is available through this search of Science Citation Index Expanded, Social Science Citation Index, and Arts & Humanities Citation Index. Covers 1900 - Present.
Highly recognized and prestigious astrophysics journals are available in full-text online from the links below.