Now that the team has images of two black holes, they have a basis for comparison.
Thus far, they are struck by how similar they both look even given their difference in size.
Eight observatories were linked virtually to photograph a black hole at the center of the Milky Way.
Photo: EHT Collaboration
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Photo: ESO
Photo: ESO/José Francisco Salgado, EHT Collaboration
Photo: EHT collaboration
Photo: EHT collaboration (acknowledgment: Lia Medeiros,xkcd)