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Sloan Digital Sky Survey maps the universe

Messier 34, image from the Sloan Digital Sky Survey

The purple and blue stars in open cluster Messier 34 are hotter than the Sun.

Image courtesy The Sloan Digitla Sky Survey Collaboration, http://www.sdss.org

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Nicole Bremer Nash is Director of Content and Social Media for HuTerra, where she uses SEO and social media to promote charitable organizations in their community-building and fundraising efforts. She enjoys volunteering, arts and crafts, and conduct...

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