Observations made of galaxy clusters have already helped ... Dark Energy Camera's galactic portrait delves into dark-matter central — A star-studded Rosette nebula brings gorgeous color to ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

Why it's so special: This image of a spiral galaxy taken by the Hubble Space Telescope is a portrait more than two ... They also contain dark clouds, which are star-forming regions.

Pinwheel Galaxy. Its swirling spiral arms display a high rate of star formation and host six detected supernovae. This image was captured with the Department of Energy-fabricated Dark Energy ...