In the course of my reporting, I attempted to track down everyone who was involved with the album’s creation-and reached almost everyone, except the reclusive Van himself-to tell the story of the wild circumstances that led Morrison to compose its songs in an apartment on Green Street in Central Square. Astral Weeks Cover by John Keogh on FlickrĮarlier this year, I wrote about the Boston and Cambridge roots of Van Morrison’s psych-rock masterpiece, Astral Weeks.