ALLEGRA BOVERMAN/Staff photo. Gloucester Daily Times. Rockport: William Waller, right, physical sciences teacher at Rockport High School, looks on a star wheel, along with incoming senior John Scarpaci, at the way the constellation Pegasus is supposed to appear in August. They are part of a NASA program Waller has been leading for the last three weeks. This week they are exploring the larger cosmos and on Tuesday, were learning about the nearest galaxies, dark matter and other topics.

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