Compilation of Images of SDC13 (IMAGE) Royal Astronomical Society Caption Left: three color composite image of SDC13 where red, green and blue bands correspond to 70μm HIGAL (Molinari et al. 2010), 24μm Spitzer MIPSGAL (Carey et al. 2009) and 8μm Spitzer GLIMPSE (Churchwell et al. 2009) maps respectively. The four dark, filamentary arms are clearly visible. Right: Brand new, high resolution map of SDC13 tracing the internal dense ammonia gas revealing cores dotted along all the filaments. Credit Credit: G. Williams et al. / University of Cardiff 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.