We have spotted a new kind of supernova triggered by cosmic collisions

2 weeks ago 17
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Space 2 September 2021

By Leah Crane

A supernova

Supernovae are convulsive explosions

MEHAU KULYK/SPL/Alamy

Astronomers person recovered a caller benignant of supernova successful a postulation astir 500 cardinal airy years distant from Earth. This tremendous explosion, called a merger-triggered halfway illness supernova, was expected to hap successful immoderate systems wherever 2 stars orbit each another, but had ne'er been seen before.

The astir communal type of supernova is simply a halfway illness supernova, which happens erstwhile a monolithic prima runs retired of substance to pain and collapses. “That’s a prima dying of aged age,” says Dillon Dong astatine the California …

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