Rotation of a star (IMAGE) University of Helsinki Caption A nearby star V889 Herculis rotates the fastest at a latitude of about 40 degrees. Credit Jani Närhi, University of Helsinki Usage Restrictions Credit must be given to the creator. License CC BY 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.