Blue Super Giant (IMAGE) International Centre for Radio Astronomy Research Caption The star in its short-lived, unstable, very hot, blue supergiant phase. Credit Credit: CAASTRO/Mats Björklund (Magipics) Usage Restrictions Attribution, no derivitiaves. 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.