Solar System Moves through a Local Galactic Cloud (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption The solar system moves through a local galactic cloud at a speed of 50,000 miles per hour, creating an interstellar wind of particles, some of which can travel all the way toward Earth to provide information about our neighborhood. Credit NASA/Adler/U. Chicago/Wesleyan Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.