
Aftermath of the merger of two neutron stars. Ejecta from an initial explosion formed a shell around the black hole formed from the merger. A jet of material propelled from a disk surrounding the black hole first interacted with the ejecta material to form a broad “cocoon.” Later, the jet broke through to emerge into interstellar space, where its extremely fast motion became apparent.
Credit: Sophia Dagnello, NRAO/AUI/NSF
Jet appeared to move 4X faster than light. The supersharp radio ‘vision’ of a continent-wide collection of radio telescopes has answered an outstanding question about the aftermath of a merger of two neutron stars...
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