for me it felt like gaiman/ishiguro/murakami for kids
the main impressions i have left of it are of trippy kaleidoscopic space fabric and someone in a jar; i distinctly recall being very frustrated that the author did not bother to explain in great detail exactly how the space witch went from being a star to being a space witch
Agreed. I read it when I was in 5th Grade and thought it was wonderful. I noped out of the movie when Reese Witherspoon [?] turned into a flying carpet.