Vasiliy Zubanov, Vitaliy Egorychev, Leonid Shabliy, Hydrogen-Oxygen Rocket Engine Design Using CFD-Modeling, Research Journal of Applied Sciences, Volume 9,Issue 10, 2014, Pages 660-663, ISSN 1815-932x, rjasci.2014.660.663, (https://makhillpublications.co/view-article.php?doi=rjasci.2014.660.663) Abstract: This study describes designing process of rocket engine with thrust 25 N for system of orientation and starting of spacecraft instead of prototype with defect of burnout chamber which was not fixed during of development tests. The new version of the engine has been designed and additional research with CFD-modeling has been performed to completely exclude burnout possibility. Keywords: CFD-modeling;liquid-propellant rocket engine;burnout;calculation model;spacecraft