The Milky Way (IMAGE) International Centre for Radio Astronomy Research Caption This is an artist's impression of the Milky Way and its dark matter halo (shown in blue, but in reality invisible). Credit Credit: ESO/L. Calçada, there is also an animated version and higher resolution versions. Usage Restrictions USe with credit please. 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.