The latest impact factor* has been announced and Propulsion and Power Research now has the first impact factor of 3.738, ranking it 4th in the engineering, aerospace category, 32nd in the engineering, mechanical category, and 16th in the thermodynamics category.

JCR Category                    Rank        Quartile
   Engineering,Aerospace          4/34          Q1
   Engineering,Mechanical       32/135       Q1
   Thermodynamics                    16/62         Q2

We would like to thank the journal's editorial board members, the reviewers and the authors who have contributed to the success of this journal. We look forward to continuing to work with all of you, taking the journal to the next level of excellence.

*The impact factor measures the average number of citations received in a particular year by papers published in the journal in the proceeding two years.