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The Siena Galaxy Atlas (SGA) is a multiwavelength atlas of 383,620 nearby galaxies selected based on their apparent angular diameter.

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03/11/2023

It seems like there are no trackers or ads on that atlas.

መልስ አስቀምጥ

የእርስዎ ኢሜይል አድራሻ አይታተምም ፡፡ የሚፈለጉ መስኮች ምልክት ተደርጎባቸዋል *