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April 19, 2022

Stellar collision triggers supernova explosion

In this image, fast-moving debris from a supernova explosion, triggered by a stellar collision, crashes into gas thrown out earlier, and the shocks cause bright radio emission seen by the U.S. National Science Foundation's Karl G. Jansky Very Large Array.

[Research supported by U.S. National Science Foundation grants AST 1654815 and OISE 1545949.]

Learn more in the National Radio Astronomy Observatory news story Stellar collision triggers supernova explosion. (Date image taken: 2021; date originally posted to NSF Multimedia Gallery: April 19, 2022)

Credit: Bill Saxton, NRAO/AUI/NSF

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