A galactic ‘comet’ called Terzan 5 just illuminated a 100-year-old puzzle about cosmic rays

Thu, 5 Sep 2024 04:37:31 +1000

Andrew Pam <xanni [at] glasswings.com.au>

Andrew Pam
<https://theconversation.com/a-galactic-comet-called-terzan-5-just-illuminated-a-100-year-old-puzzle-about-cosmic-rays-236575>

"When my colleagues and I set to work on a century-old cosmic mystery, we found
an unexpected celestial laboratory in Terzan 5, a dense star cluster currently
plunging through our galaxy at breakneck speed.

This stellar oddity has allowed us to study the behaviour of cosmic rays –
high-energy particles whose erratic paths through space have baffled
astronomers since their discovery in 1912.

By observing radiation produced by Terzan 5’s cosmic rays, we’ve achieved a
scientific first: measuring how quickly these particles change direction due to
fluctuations in interstellar magnetic fields. Our research is published today
in Nature Astronomy."

Cheers,
       *** Xanni ***
--
mailto:xanni@xanadu.net               Andrew Pam
http://xanadu.com.au/                 Chief Scientist, Xanadu
https://glasswings.com.au/            Partner, Glass Wings
https://sericyb.com.au/               Manager, Serious Cybernetics

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