Tabby’s star is probably just dusty, and still not an alien megastructure
New analyses suggest the object might have an odd stellar cycle or be shrouded in tiny particles

SLOW FADE Tabby’s star dims strangely over the course of days and years. Explanations have ranged from a destroyed planet to a ring of debris (shown in this artist’s illustration), but new studies suggest that clouds of dust or a strange stellar cycle might be more likely.
T. Pyle/JPL-Caltech/NASA