Hickson Compact Group 90 (HGC 90) (IMAGE) Istituto Nazionale di Astrofisica Caption A small group of four galaxies, called Hickson Compact Group 90 (HGC 90), which is about 100 million light years away from Earth, towards the Piscis Austrinus constellation. Credit INAF/VST/VEGAS, E. Iodice (INAF). Acknowledgment: M. Spavone (INAF), R. Calvi (INAF) Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.