Colliding galaxy clusters MACS more than 5 billion light-years from Earth. Background is Hubble Space Telescope image; blue is X-ray image from Chandra, and red is VLA radio image. - Credit: Van Weeren, et al.
Images from Hubble Space Telescope. Star cluster Pismis 24 hangs over the dusty clouds of NGC a nebula about 8000 light-years away in the constellation Scorpius. This picture showed that the brightest star in the cluster is in fact two stars in a tig