Description The number of authors per article in the subject area Earth and Planetary Sciences is 8.7 on average with a maximum of 468 authors, which is the fourth highest number across all subject areas in our methodology (see below). The mean number of coauthors is increasing by 0.3 per year in the respective time period (Figure 1). The articles in this analysis ( n = 2818) were cited 23.4 times on average with