
The Atacama Large Millimeter/submillimeter Array in Chile is one of the observatories in the Event Horizon Telescope network. Credit: Babak Tafreshi/Science Photo Library
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doi: https://doi.org/10.1038/d41586-022-01462-z
Updates & Corrections
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Clarification 31 May 2022: This article has been updated to include Gabriele Ponti’s affiliation with the National Institute for Astrophysics.
References
Akiyama, K. et al. Astrophys. J. Lett. 930, L12 (2022).