- Heaviest pair of supermassive black holes ever measured will someday collide, astronomers report Salon
- Heaviest pair of black holes ever seen weighs 28 billion times more than the sun Space.com
- Astronomers find heaviest black hole pair in the universe, and they’ve been trapped in an endless duel for 3 billion years Livescience.com
- Scientists Discover The Most Epic Pair of Supermassive Black Holes Ever Seen ScienceAlert
- Saturday Citations: Will they or won’t they? A black hole binary refuses to merge. Plus: Vestigial eyeballs Phys.org
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