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It’s time once again for another Where In The Universe Challenge. Name where in the Universe this image was taken and give yourself extra points if you can name the telescope or spacecraft responsible for the image. Post your guesses in the comments section, and check back on later at this same post to find the answer. To make this challenge fun for everyone, please don’t include links or extensive explanations with your answer. Good luck!
UPDATE: The answer is now posted below:
As many of you surmised, this is a MESSENGER image of the double-ring basin Rachmaninoff on Mercury. This and other MESSENGER images are showing evidence that the interior smooth plains seen on the planet are products of relatively young volcanism, the youngest documented on Mercury to date. Find out more on this image at the MESSENGER website.