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Judi Lynn

(160,450 posts)
Wed Jan 4, 2017, 11:54 PM Jan 2017

Scientists spot new, extremely rare galaxy unlike any ever seen before

There might be no galaxy like it in the entirety of the universe, scientists have said
Andrew Griffin @_andrew_griffin 10 hours ago


Scientists have spotted a galaxy that doesn't look anything like what we've seen before.

PGC 1000714, as it is known, might be a one of a kind in the entire universe. At the heart of it is a 5.5 billion-year-old core, that looks red; that's circled by a faint blue ring.

The galaxy belongs to a specific class of Hoag-type galaxies, which by themselves make up less than 0.1 per cent of all observed galaxies.

Most galaxies are disc-shaped, like our own galaxies. But Hoag-type galaxies are round cores that are surrounded by a circular ring, with nothing connecting the two bits.

More:
http://www.independent.co.uk/news/science/new-galaxy-pgc-1000714-science-news-museum-sciences-hoag-duluth-a7509751.html

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Scientists spot new, extremely rare galaxy unlike any ever seen before (Original Post) Judi Lynn Jan 2017 OP
My son is currently at the AAS meeting in Dallas, TX. PoindexterOglethorpe Jan 2017 #1
Amazing career. It would be constantly fascinating. Thanks! Judi Lynn Jan 2017 #4
Very interesting Bayard Jan 2017 #2
So glad to see your comment. You are very kind. Welcome to D.U., Bayard. Judi Lynn Jan 2017 #5
It may be one of a kind in the entire universe. WilsonsWarbler Jan 2017 #3
Absolutely! A shock, no doubt. Judi Lynn Jan 2017 #6

PoindexterOglethorpe

(25,816 posts)
1. My son is currently at the AAS meeting in Dallas, TX.
Thu Jan 5, 2017, 01:16 AM
Jan 2017

That's the American Astronomical Society. I'll have to ask him if it was talked about while he was there.

He was doing research about the evolution of red elliptical galaxies, so I wonder what he knows about the Hoag-type galaxies.

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