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Fraser
2017-Apr-24, 10:10 PM
Located in the direction of the Ursa Major constellation is Messier 40 (Winnecke 4), an optical double star that looks like a double star system.
The post Messier 40 – the Winnecke 4 Double Star (https://www.universetoday.com/34324/messier-40/) appeared first on Universe Today (https://www.universetoday.com).


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