XUE 1 Spectrum detects CO (IMAGE) NASA/Goddard Space Flight Center Caption This spectrum shows data from the protoplanetary disk termed XUE 1, which is located in the star cluster Pismis 24. It features the observed signatures of carbon monoxide spanning 4.95 to 5.15 microns. Credit NASA, ESA, CSA, M. Ramírez-Tannus (Max Planck Institute for Astronomy), J. Olmsted (STScI) Usage Restrictions No restrictions. License Public Domain 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.