1 Erratum to: CEAS Space J DOI 10.1007/s12567-016-0133-5

The original version of this article unfortunately contained a mistake. The Acknowledgments paragraph was incomplete. The complete text is given below.

Acknowledgements P. Nizenkov wishes to thank the Landesgraduiertenförderung Baden-Württemberg and Airbus DS GmbH for supporting the research. Computational resources have been provided by the High Performance Computing Center Stuttgart (HLRS) of the University of Stuttgart. The authors would like to thank Dr. Bodo Reimann from the Institute of Aerodynamics and Flow Technology, German Aerospace Center (DLR) for providing the geometry and dsmcFoam simulation results for the REX-Free Flyer test case.