Using Event Horizon Telescope observations of M87's black hole from 2017, 2018 and 2021, "astronomers have found some changes in this now iconic image that could be caused by variations in the magnetic field around the black hole," according to the European Southern Observatory (ESO). <br /><br />Credit:<br />ESO<br /><br />Directed by: Luis Calçada<br />Hosted by: Suzanna Randall, Violette Impellizzeri <br />Written by: Suzanna Randall<br />Editing: Martin Kornmesser<br />Videography: Angelos Tsaousis <br />Footage and photos: ESO, EHT Collaboration, M. Kornmesser, L. Calçada, N. Risinger, P. Horálek, spaceengine.org, DSS2, ESA/Hubble, RadioAstron, De Gasperin et al., Kim et al., Jean-Pierre Luminet, Weih/Fromm/Younsi/Rezzolla, Smithsonian Astrophysical Observatory<br />Music: Martin Stuertzer, Envato<br />Animations & Infographics: Luis Calçada, Martin Kornmesser<br />Web and technical support: Raquel Yumi Shida<br />Scientific consultants: Violette Impellizzeri<br />Acknowledgements: Paul Tiede, Michael Janssen<br />Promotion: Juan Carlos Muñoz Mateos, Oana Sandu<br />Filming Locations: ESO Supernova (Super Nova ESO) <br /><br />Produced by ESO, the European Southern Observatory
