Stunning nebula has 'violent history' - Very Large Telescope studies

"Nine years’ worth of data from ESO’s Very Large Telescope Interferometer (VLTI) and other telescopes has revealed the mysterious past of an unusual pair of stars," according the European Southern Observatory. Find out more about the HD 148937 system here. Full Story: https://www.space.com/monster-star-magnetic-stellar-merger

Credit:
ESO

Directed by: Angelos Tsaousis and Martin Wallner.
Editing: Angelos Tsaousis.
Web and technical support: Gurvan Bazin and Raquel Yumi Shida.
Written by: Elena Reiriz Martínez, Louisa Spillman, Davor Curic.
Music: Stellardrone — Endeavour.
Footage and photos: ESO / Luis Calçada, Martin Kornmesser, Angelos Tsaousis, Babak Tafreshi (twanight.org), Mahdi Zamani (https://mahdizamani.com/), VPHAS+ team.
Scientific consultant: Paola Amico, Mariya Lyubenova. Acknowledgments: CASU.