Galaxy Cluster Abell 1689 Magnifies the Dark Universe

Poststructural Pub
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I can only hope that, being posted on C&F, this cluster was named after the famed whistle and flute maker.

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:open_mouth: I didn’t think that Chris was that old :open_mouth:

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Hey, how’d those chevrons get in past the door? Where’s the bouncer? :poke:

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Venn did they come in?

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Maybe it’s what’s for dinner.