Tootfinder

VLT/SPHERE images of the candidate companion of Betelgeuse: #Betelgeuse has a companion: https://www.eso.org/public/news/eso2611/ - this detection seems more significant than the one celebrated last year (see the thread) and marked with the red circle here, above the bright SPHERE spot.

ALMA high resolution observations of #Betelgeuse - Persistent structure spanning the inner atmosphere: https://arxiv.org/abs/2608.19339 -> A bubbling Betelgeuse: https://www.eso.org/public/images/potw2634a/

Two of the authors of the new #Betelgeuse paper strengthening the case for a companion star are #AmateurAstronomers: in #AAVSO explains how their precise photometry of the star contributed.