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The top documents tagged [galactic centermilky]
Announcements Tests are graded! (Homework, too) Take the test today, tomorrow, or Friday before class (all about stars) Sunspot viewing at end of class
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GALAXIES Pages 639-642. Galaxies Def: large scale groups of stars (approx. 100 billion) bound by gravitational attraction- rotates around a center Def:
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