The megamaser's location in the sky. (IMAGE) International Centre for Radio Astronomy Research Caption Nkalakatha’s host galaxy as viewed from Perth, Western Australia. It’s ~5 billion light years away and invisible to the naked eye, between Archernar and Aldebaran. Credit ICRAR Usage Restrictions No restrictions. License CC0 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.