Galaxy Cluster MACS J0717 (Hubble Telescope) Envelopes

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 Note that any distortion in the preview image is caused by compression artefacts, and won't be printed. 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 'Customise' to see all the options. If you do change the image or product size, it's important to check the image in the Design view and ensure it fills the area to the edge of the product. See more in my shop If you like this product, you can find more like it in my store: