Extremely hot stars have giants spots

Hot stars in stellar clusters are "plagued by magnetic spots," according to European Southern Observatory data. Full Story: https://www.space.com/hot-stars-with-magnetic-dark-spots.html

Credit: ESO

Directed by: Herbert Zodet.
Editing: Herbert Zodet.
Web and technical support: Gurvan Bazin and Raquel Yumi Shida.
Written by: Stephanie Rowlands, Emma Foxell and Bárbara Ferreira.
Music: Nuclearmetal/New Horizons — Planetarium.
Footage and photos: ESO, L. Calçada, INAF-Padua/S. Zaggia, C. Malin ( christophmalin.com ) and B. Tafreshi ( twanight.org ).
Scientific consultants: Paola Amico and Mariya Lyubenova.