BAO Distance and RSD Measurement (IMAGE) Chinese Academy of Sciences Headquarters Caption The BAO distance (solid red data points with error bars, left) and RSD measurement (solid red data points with error bars, right) from the eBOSS survey in comparison with galaxy measurements from other surveys. The filled band shows the measurement of the Planck satellite, a space mission probing the Cosmic Microwave Background. Credit Image by ZHAO, et al. Usage Restrictions None 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.