gamma ray emission from two star forming galaxies

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notFritzArgelander
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gamma ray emission from two star forming galaxies

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Post by notFritzArgelander »


https://phys.org/news/2020-03-chinese-a ... rming.html

The galaxies are M33 and Arp 299.

https://en.wikipedia.org/wiki/Arp_299

https://en.wikipedia.org/wiki/Triangulum_Galaxy

Back in VA I could see M33 as a naked eye object. :sigh:
Scopes: Refs: Orion ST80, SV 80EDA f7, TS 102ED f11 Newts: AWB 130mm, f5, Z12 f5; Cats: VMC110L, Intes MK66,VMC200L f9.75 EPs: KK Fujiyama Orthoscopics, 2x Vixen NPLs (40-6mm) and BCOs, Baader Mark IV zooms, TV Panoptics, Delos, Plossl 32-8mm. Mixed brand Masuyama/Astroplans Binoculars: Nikon Aculon 10x50, Celestron 15x70, Baader Maxbright. Mounts: Star Seeker IV, Vixen Porta II, Celestron CG5
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helicon United States of America
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Re: gamma ray emission from two star forming galaxies

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Post by helicon »


Interesting examples of the phenomenon - cosmic rays interacting with the interstellar medium leads to extraordinary gamma ray emission.

Don't worry, M33 is not a naked eye object for me either.
-Michael
Refractors: ES AR152 f/6.5 Achromat on Twilight II, Celestron 102mm XLT f/9.8 on Celestron Heavy Duty Alt Az mount, KOWA 90mm spotting scope
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Eyepieces: Various, GSO Superview, 9mm Plossl, Celestron 25mm Plossl
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Latitude: 48.7229° N
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