Astrobiology

Geosciences,Multidisciplinary 102 out of 258

Total citations made in the JCR year to content published in a journal in the prior two years are divided by the number of articles and reviews published by the journal in the prior two years.

Geosciences,Multidisciplinary 87 out of 258

Total citations made in the JCR year to content published in a journal in the prior five years are divided by the number of articles and reviews published by the journal in the prior five years.

Biology 35 out of 107 | Geosciences,Multidisciplinary 97 out of 258 | Astronomy &Astrophysics 29 out of 84

The Journal Citation Indicator (JCI) is a measure of citation impact that is normalized by subject category. It is calculated using citations from items published in the JCI year and prior three years, to items published in the prior three years. Because of the category normalization, a score of 1 means that articles in a journal received a number of citations equal to the average citation count in that subject category.

Agricultural and Biological Sciences (miscellaneous) 18 out of 231 | Space and Planetary Science 24 out of 103

Scopus provides the journal's CiteScore, which is calculated as the total citations made in the CiteScore year and the prior three years to content published in the CiteScore year and the prior three years, divided by the total number of items published by the journal in the CiteScore year and prior three years.

Agricultural and Biological Sciences (miscellaneous) 71 out of 446 | Space and Planetary Science 42 out of 109

The SJR weighs incoming citations according to the prestige of the publications they come from. Total, weighted citations made in the SCImago year to content published in a journal in the prior three years are divided by the total number of items published by the journal in the prior three years.