Journal profile · Astronomy & Astrophysics
Journal of Cosmology and Astroparticle Physics
ISSN 1475-7516 · IOP Publishing Ltd. · ENGLAND · Monthly
Journal of Cosmology and Astroparticle Physics: CAS Zone 2 · Physics & Astronomy (2025 upgraded edition); impact factor 6.16; hybrid open access; APC about USD 3,290; median 106 days to acceptance (179 articles, last 24 months); community-reported acceptance: fairly hard; 1,111 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Journal of Cosmology and Astroparticle Physics is published by IOP Publishing Ltd. and is in Zone 2 of Physics & Astronomy in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Cosmology and Gravitation Theories, Galaxies: Formation, Evolution, Phenomena and Black Holes and Theoretical Physics, together about 49.5% of its articles. Its main subfields are Nuclear and High Energy Physics and Astronomy and Astrophysics. (generated from OpenAlex topic counts and CAS ranking data)
Journal of Cosmology and Astroparticle Physics (JCAP) encompasses theoretical, observational and experimental areas as well as computation and simulation. The journal covers the latest developments in the theory of all fundamental interactions and their cosmological implications (e.g. M-theory and cosmology, brane cosmology). JCAP's coverage also includes topics such as formation, dynamics and clustering of galaxies, pre-galactic star formation, x-ray astronomy, radio astronomy, gravitational lensing, active galactic nuclei, intergalactic and interstellar matter.
Source: LetPub
Research area (LetPub): Astronomy & Astrophysics
Main research topics OpenAlex counts of recent articles; shares are approximate
- Cosmology and Gravitation TheoriesPhysics and Astronomy26%
- Galaxies: Formation, Evolution, PhenomenaPhysics and Astronomy12.4%
- Black Holes and Theoretical PhysicsPhysics and Astronomy11.1%
- Dark Matter and Cosmic PhenomenaPhysics and Astronomy10.8%
- Particle physics theoretical and experimental studiesPhysics and Astronomy6.7%
- Pulsars and Gravitational Waves ResearchPhysics and Astronomy5.4%
- Astrophysics and Cosmic PhenomenaPhysics and Astronomy4.6%
- Noncommutative and Quantum Gravity TheoriesPhysics and Astronomy2.7%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Physics & Astronomy Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Physics & Astronomy | Zone 2 |
| Minor | Physics, Particles & Fields | Zone 1 |
| Minor | Astronomy & Astrophysics | Zone 2 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Physics & Astronomy Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Physics & Astronomy | Zone 2 |
| Minor | Astronomy & Astrophysics | Zone 2 |
| Minor | Physics, Particles & Fields | Zone 1 |
Top journal: yesReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Physics & Astronomy Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Physics & Astronomy | Zone 2 |
| Minor | Astronomy & Astrophysics | Zone 1 |
| Minor | Physics, Particles & Fields | Zone 1 |
Top journal: yesReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 6.16LetPub ·
- CiteScore 2026-06
- 8.6LetPub ·
- SJR 2026-06
- 0.84LetPub ·
- SNIP 2026-06
- 1.05LetPub ·
- h-index
- 96LetPub ·
- h-index
- 236OpenAlex ·
- i10-index
- 9,369OpenAlex ·
- 2-year mean citedness
- 8.11OpenAlex ·
- Self-citation rate
- 25%LetPub ·
- Share of gold OA articles
- 44.28%LetPub ·
Volume
- Articles per year
- 1,097LetPub ·
Articles by year OpenAlex count · 13,774 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 855 | 756 | 1,045 |
| 2025 | 1,111 | 883 | 10,428 |
| 2024 | 974 | 793 | 12,374 |
| 2023 | 809 | 749 | 15,154 |
| 2022 | 717 | 709 | 15,503 |
| 2021 | 824 | 813 | 25,546 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
Review time from article dates manuscript dates registered with Crossref · to
106 daysMedian, submission to acceptance · P25–P75 67 days – 164 days
- Acceptance to online
- median 42 days (179 articles)
- Submission to online
- median 148 days
- Sample
- 179 articles with submission and acceptance dates (2,144 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- about 1 monthLetPub ·
- Average acceptance (community reports)
- Fairly hardLetPub ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | USD 3,290 / EUR 2,380 / GBP 2,080 | — | — |
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- IOP Publishing Ltd.
- Country or region
- ENGLAND
- Language
- English
- Frequency
- Monthly
- ISSN
- 1475-7516
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about Journal of Cosmology and Astroparticle Physics
What CAS zone is Journal of Cosmology and Astroparticle Physics in?
In the 2025 upgraded edition of the CAS Journal Ranking, Journal of Cosmology and Astroparticle Physics is in Zone 2 of Physics & Astronomy, and in Zone 1 of the minor category Physics, Particles & Fields / Astronomy & Astrophysics. In the 2026 Xinrui edition it is in Zone 2 of Physics & Astronomy. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Journal of Cosmology and Astroparticle Physics?
The latest impact factor listed by LetPub is 6.16; CiteScore 8.6, h-index 236.
How long does peer review take at Journal of Cosmology and Astroparticle Physics?
Based on the dates recorded on 179 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 106 days (interquartile range 67–164 days); authors report an average review time of about 1 month; the community-reported acceptance is “Fairly hard”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Which databases index Journal of Cosmology and Astroparticle Physics?
According to LetPub and DOAJ records, Journal of Cosmology and Astroparticle Physics is indexed in SCIE and Scopus.
Is Journal of Cosmology and Astroparticle Physics open access, and what is the APC?
Journal of Cosmology and Astroparticle Physics is a hybrid journal. For open-access publication: APC about USD 3,290.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .