Postcard17: The heart of the Milky Way

A never-before-seen view of the turbulent heart of our Milky Way galaxy provided by the NASA/ESA Hubble Space Telescope and its companion Great Observatories (the Spitzer Space Telescope and the Chandra X-ray Observatory) commemorated the 400 years since Galileo first turned his telescope to the heavens in 1609. Read more about this image here.

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