
Open Access statistics for Association of Universities for Research in Astronomy, United States, covering academic research published from 2000 to 2024. Read More.
Open Access Percentage
86%
Total 
 Publications
18K
Total Open 
 Publications
16K
Total 
 Citations
1.1M
Open Access 
 Percentage
86%
Total 
 Publications
18K
Total Open 
 Publications
16K
Total 
 Citations
1.1M
Breakdown
Publisher Open
16%
Both
66%
Other Platform Open
4%
Closed
14%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 79%
12K
Hybrid 4%
585
No Guarantees 17%
2.4K
Other Platform Open
Preprint 87%
11K
Institution 42%
5.5K
Other Internet 2%
320
Domain 1%
103
Public 1%
99
Other Platform Locations
| Name | Platform Type | Publications | 
|---|---|---|
| arXiv | Preprint | 12K | 
| U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI | Institution | 2.3K | 
| Le Centre pour la Communication Scientifique Directe - HAL - Diderot | Institution | 1.8K | 
| DANS - Data Archiving and Networked Services | Institution | 907 | 
| AECID Library - Americanae | Institution | 552 | 
| California Institute of Technology - The Caltech Institute Archives | Institution | 445 | 
| Belarusian State Pedagogical University - Belarusian State Pedagogical University repository | Institution | 425 | 
| Spanish National Research Council (CSIC - DIGITAL.CSIC) | Institution | 332 | 
| The University of Arizona - UA Campus Repository | Institution | 318 | 
| Unknown Repository | Other Internet | 274 |