This Epic Ion Engine Will Power NASA's Test Mission to Redirect an Asteroid ScienceAlertNASA Prepares Powerful Xenon Thruster for Asteroid Redirection Mission SciTechDailyPlanetary defenders gain fresh insight on ASTEROID deflection with new study RTThis powerful ion engine will power NASA’s planetary defense mission Tech ExploristAsteroid News: A 4-KM Rock to Make Earth ‘Close Approach’ – Astronomers Can Already See It Gizmo Posts 24View Full Coverage on Google News