Meteorite chondrule (IMAGE) Carnegie Institution for Science Caption A meteorite thin section under a microscope, featuring a chondrule with complex textures. Chondrules are among the oldest materials in the Solar System. Credit Credit: Nicole Xike Nie. Usage Restrictions With credit License Original 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.