Compact Galaxy (IMAGE) Yale University Caption Astronomers found that the stars in extremely compact galaxies in the early universe are moving at incredibly high speeds. Credit NASA, ESA, and A. Feild (STScI) Usage Restrictions With appropriate credit. License Licensed content 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.