Galaxy Cluster MACS J0717 (Hubble Telescope) Key Ring

This photograph of the galaxy cluster MACS J0717 was taken by the Hubble Space Telescope. This cluster is composed of four separate colliding galaxy clusters, located 5.4 billion light years from Earth. The beautiful blue, pink and purple colours indicate gaseous areas of different temperatures. Credit: NASA, ESA, CXC, C. Ma, H. Ebeling, and E. Barrett (University of Hawaii/IfA), et al., and STScI You can personalise the design further if you'd prefer, such as by adding your name or other text, or adjusting the image - just click 'Customize it' to see all the options. IMPORTANT: If you choose a different sized version of the product, it's important to click Customize and check the image in the Design view to ensure it fills the area to the edge of the product, otherwise white edges may be visible. See more in my shop If you like this product, you can find more like it in my store: Note that in some categories in my store, products may be automatically grouped together and won't all be visible on the category landing page. To view all the available products in these categories, you'll need to click the 'See on xx products' links which appear under the product images. Looking for something different?