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- Wed Sep 28, 2022 10:55 pm
- Forum: The Observation Deck: Latest Sky Photography
- Topic: Submissions: 2022 September
- Replies: 170
- Views: 269063
Re: Submissions: 2022 September
https://live.staticflickr.com/65535/52391711743_5b7e168067_o.jpg Submission for APOD by David M. Norris The Great Andromeda Galaxy (M31) is the nearest spiral galaxy to our own with diameter of about 220,000 light-years and is approximately 2.5 million light-years from Earth with an estimated one t...