As most of you will have heard by now, NASA this month has released a stunning 1.5 Billion pixel photograph of our neighbour, the Andromeda Galaxy. (For comparison, the average household camera can produce about 10 million pixels per photo, so you would need 150 photos stitched together perfectly to match this one.). This is the highest resolution, sharpest photo ever taken of the Andromeda.
It was captured by the Hubble Space Telescope, and is believed to show over 100 million separate stars....
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