| 词条 | Abell 2597 |
| 释义 |
| name = Abell 2597 | image = Artist’s impression of cold intergalactic rain.jpg | caption = Artist’s concept showing condensing clouds of cold molecular gas around Abell 2597[1] | credit = NRAO/AUI/NSF; Dana Berry/SkyWorks; ALMA (ESO/NAOJ/NRAO) | epoch = J2000 | ra = {{RA|23|25|19.70}}[2] | dec = {{DEC|-12|07|27.07}} | bmtype = | velocity_dispersion = | redshift = 0.0852 | distance = {{convert|307|Mpc|Mly|0|abbr=on|lk=on}} | temperature = | mass = | luminosity = | flux = | other_names = ACO 2597, HMS 2323-1224, PSZ1 G065.33-64.85, 1RXS J232519.4-120741, BAX 351.3252-12.1083, 2MAXI J2324-121, RBS 2002, [DBG99] 125, ClG 2322.7-1224, MCXC J2325.3-1207, RXC J2325.3-1207, [F81] 432 }} Abell 2597 is a galaxy cluster located about a billion light years from Earth in the constellation of Aquarius.[3] It is a giant elliptical galaxy that is surrounded by a sprawling cluster of other galaxies.[4] In 2018, the National Radio Astronomy Observatory (NRAO) captured cosmic weather event using the Atacama Large Millimeter/submillimeter Array (ALMA) that has never been seen before - a cluster of towering intergalactic gas clouds raining in on the supermassive black hole at the center of the huge galaxy.[4][5] The black hole draws in vast store of cold molecular gas and sprays it back again in an ongoing cycle[6] so that it resembles a gigantic fountain. GallerySee also
References1. ^{{cite web|title=Black Hole Fed by Cold Intergalactic Deluge|url=http://www.eso.org/public/news/eso1618/|website=www.eso.org|publisher=European Southern Observatory|accessdate=9 June 2016}} {{Catalogs | Abell = 2597}}{{galaxy-cluster-stub}}{{Expand French|Abell 2597|date=June 2016}}2. ^{{cite web|title=Search results for Abell 2597|url=http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Abell+2597|website=SIMBAD Astronomical Database|publisher=UDS/CNRS|accessdate=9 June 2016}} 3. ^{{Cite web|url=https://www.eso.org/public/images/eso1836c/|title=Abell 2597 in the Constellation of Aquarius|last=ESO|date=November 6, 2018|website=www.eso.org|language=en|archive-url=|archive-date=|dead-url=|access-date=2019-03-29}} 4. ^1 {{Cite web|url=https://earthsky.org/space/galaxy-scale-fountain-seen-in-full-glory|title=Galaxy-scale fountain seen in full glory {{!}} EarthSky.org|website=earthsky.org|language=en-US|access-date=2019-03-29}} 5. ^{{Cite web|url=https://astronomynow.com/tag/abell-2597-brightest-cluster-galaxy/|title=Abell 2597 Brightest Cluster Galaxy – Astronomy Now|last=Now|first=Astronomy|language=en-US|access-date=2019-03-29}} 6. ^{{Cite web|url=http://www.sci-news.com/astronomy/abell-2597-bcg-fountain-cold-molecular-gas-06579.html|title=Giant ‘Fountain’ of Cold Molecular Gas Offers Clues to How Galaxies Evolve {{!}} Astronomy {{!}} Sci-News.com|last=|first=|date=November 6, 2018|website=Sci-News.com|language=en-US|archive-url=|archive-date=|dead-url=|access-date=2019-03-29}} 7. ^{{cite web |title=ALMA and MUSE Detect Galactic Fountain |url=https://www.eso.org/public/news/eso1836/ |website=www.eso.org |accessdate=8 November 2018}} 1 : Galaxy clusters |
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