Smithsonian Astrophysical Observatory

Smithsonian Astrophysical Observatory

The Smithsonian Astrophysical Observatory is a research institute of the Smithsonian Institution, concentrating on astrophysical studies including galactic and extragalactic astronomy, cosmology, solar, earth and planetary sciences, theory and instrumentation, using observations at wavelengths from the highest energy gamma rays to the radio, along with gravitational waves. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Smithsonian Astrophysical Observatory, United States, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

75%


Total
Publications

2.1K


Total Open
Publications

1.5K


Total
Citations

94K


Open Access
Percentage

75%


Total
Publications

2.1K


Total Open
Publications

1.5K


Total
Citations

94K

Wikipedia

Website

download

Breakdown

14% 55% 5% 26%

Publisher Open

14%

Both

55%

Other Platform Open

5%

Closed

26%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0102030405060708090100110120130Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

77%OA Journal

OA Journal 77%

1.1K

Hybrid 6%

77

No Guarantees 17%

237

Other Platform Open

Preprint 88%

1.1K

Institution 34%

426

Other Internet 1%

16

Domain 1%

15

Public 1%

7

Other Platform Locations

Name

Platform Type

Publications

arXiv
Preprint
1.1K
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
128
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
87
California Institute of Technology - The Caltech Institute Archives
Institution
30
AECID Library - Americanae
Institution
23
Belarusian State Pedagogical University - Belarusian State Pedagogical University repository
Institution
22
USMAI Consortium - Maryland Shared Open Access Repository
Institution
21
DASH - Digital Access to Scholarship at Harvard
Institution
21
DANS - Data Archiving and Networked Services
Institution
21
The University of Arizona - UA Campus Repository
Institution
20
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Data updated 18 August 2025

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