Gaia – planetaria

Whatever is causing the weird dimming around the star isn't known yet, but theories have ranged from comets to "alien megastructures." Image Credit: NASA/JPL-Caltech — Whatever is causing the weird dimming around the star isn’t known yet, but theories have ranged from comets or dust to “alien megastructures.” Image Credit: NASA/JPL-Caltech

This is a great 10-part overview of Boyajian’s Star (Tabby’s Star/KIC 8462852) by astronomer and astrophysicist Jason Wright, outlining the various hypotheses to date to explain this weird star observed by the Kepler Space Telescope. Whatever is causing the unusual short-term and long-term dimming is still unknown.

Read More10-part overview of enigmatic ‘alien megastructure’ star, by Jason Wright