Sunny Priyan
A cosmic menagerie unfolds in this Hubble image, featuring giant elliptical galaxies and a mysterious ring-shaped galaxy hiding on the right.
Credit: ESA/Hubble & NASA, H. Ebeling
A pair of bright stars are also visible at the left of the image, notable for their colorful crisscrossing diffraction spikes.
Credit: ESA/Hubble & NASA, H. Ebeling
This collection of astronomical curiosities is the galaxy cluster ACO S520, located in the constellation Pictor.
Credit: ESA/Hubble & NASA, H. Ebeling
ACO S520 represents one of a series of Hubble observations searching for massive, luminous galaxy clusters that had not been captured by earlier surveys.
Credit: ESA/Hubble & NASA, H. Ebeling
Astronomers used rare gaps in Hubble’s schedule to capture elusive galaxy clusters, uncovering intriguing targets for future study with Hubble and James Webb.
Credit: ESA/Hubble & NASA, H. Ebeling
Studying massive galaxy clusters helps astronomers map dark matter—the invisible force behind most of their mass and structure.
Credit: ESA/Hubble & NASA, H. Ebeling