X-rays reveal hidden gas in a massive, distant galaxy cluster
When you buy through links in our articles, Future and its syndication partners may earn commission. Composite visible-light and X-ray image of the galaxy cluster Abell 2390, showing the large area of hot, X-ray emitting gas within the cluster. | Credit: ESA/XMM-Newton/Euclid/Euclid Consortium/NASA By combining a new image of a giant image galaxy cluster with… Read More »