Editing Galaxy cluster (section)

==Gallery==
{{multiple images |total_width=800 |direction=horizontal |align=center |header=Left: Image by the [[Hubble Space Telescope]] (2017) Right: Image by the [[James Webb Space Telescope]] (2022)<ref name="NBC-20220712">{{cite news |last1=Chow |first1=Denise |last2=Wu |first2=Jiachuan |title=Photos: How pictures from the Webb telescope compare to Hubble's - NASA's $10 billion telescope peers deeper into space than ever, revealing previously undetectable details in the cosmos.|url=https://www.nbcnews.com/data-graphics/compare-photos-nasas-james-webb-space-telescope-hubble-space-telescope-rcna37875 |date=12 July 2022 |work=[[NBC News]] |access-date=16 July 2022 }}</ref>
 |image1=NASA-HubbleSpaceTelescope-DeepField-2017.jpg |image2=Webb's First Deep Field (adjusted).jpg
 |footer=[[Webb's First Deep Field|Deep Field]] – Galaxy cluster [[SMACS J0723.3-7327]].<ref name="NASA-20220711">{{cite news |last=Garner |first=Rob |title=NASA's Webb Delivers Deepest Infrared Image of Universe Yet |url=https://www.nasa.gov/image-feature/goddard/2022/nasa-s-webb-delivers-deepest-infrared-image-of-universe-yet |date=11 July 2022 |work=[[NASA]] |access-date=12 July 2022 |archive-date=12 July 2022 |archive-url=https://web.archive.org/web/20220712000119/https://www.nasa.gov/image-feature/goddard/2022/nasa-s-webb-delivers-deepest-infrared-image-of-universe-yet/ |url-status=live }}</ref><ref name="NYT-20220711">{{cite news |last1=Overbye |first1=Dennis |last2=Chang |first2=Kenneth |last3=Tankersley |first3=Jim |title=Biden and NASA Share First Webb Space Telescope Image – From the White House on Monday, humanity got its first glimpse of what the observatory in space has been seeing: a cluster of early galaxies. |url=https://www.nytimes.com/2022/07/11/science/nasa-webb-telescope-images-livestream.html |date=11 July 2022 |work=[[The New York Times]] |access-date=12 July 2022 |archive-date=12 July 2022 |archive-url=https://web.archive.org/web/20220712005736/https://www.nytimes.com/2022/07/11/science/nasa-webb-telescope-images-livestream.html |url-status=live }}</ref><ref name="SA-202207">{{cite news |last=Pacucci |first=Fabio |title=How Taking Pictures of 'Nothing' Changed Astronomy - Deep-field images of "empty" regions of the sky from Webb and other space telescopes are revealing more of the universe than we ever thought possible |url=https://www.scientificamerican.com/article/how-taking-pictures-of-nothing-changed-astronomy1/ |date=15 July 2022|work=[[Scientific American]] |access-date=16 July 2022 }}</ref><ref name="ABC-20220714">{{cite news |last1=Deliso |first1=Meredith |last2=Longo |first2=Meredith |last3=Rothenberg |first3=Nicolas |title=Hubble vs. James Webb telescope images: See the difference |url=https://abcnews.go.com/Technology/hubble-james-webb-telescope-images-difference/story?id=86763039 |date=14 July 2022 |work=[[ABC News (United States)|ABC News]] |access-date=15 July 2022 }}</ref><ref name="CNET-20120713">{{cite news |last=Kooser |first=Amanda |title=Hubble and James Webb Space Telescope Images Compared: See the Difference - The James Webb Space Telescope builds on Hubble's legacy with stunning new views of the cosmos. |url=https://www.cnet.com/pictures/hubble-and-james-webb-space-telescope-images-compared-see-the-difference/ |date=13 July 2012 |work=[[CNET]] |access-date=16 July 2022 }}</ref><ref name="UT-20220502">{{cite news |last=Atkinson |first=Nancy |title=Now, We can Finally Compare Webb to Other Infrared Observatories |url=https://www.universetoday.com/155686/now-we-can-finally-compare-webb-to-other-infrared-observatories/ |date=2 May 2022 |work=[[Universe Today]] |access-date=12 May 2022 |archive-date=10 May 2022 |archive-url=https://web.archive.org/web/20220510035557/https://www.universetoday.com/155686/now-we-can-finally-compare-webb-to-other-infrared-observatories/ |url-status=live }}</ref>}}
{{wide image|14-283-Abell2744-DistantGalaxies-20141016.jpg|800px|align-cap=center|[[Abell 2744]] galaxy cluster – extremely distant [[galaxies]] revealed by [[gravitational lensing]] (16 October 2014).<ref name="NASA-20140107">{{cite news |last1=Clavin |first1=Whitney |last2=Jenkins |first2=Ann |last3=Villard |first3=Ray |title=NASA's Hubble and Spitzer Team up to Probe Faraway Galaxies |url=http://www.jpl.nasa.gov/news/news.php?release=2014-007 |date=7 January 2014 |work=[[NASA]] |access-date=8 January 2014 }}</ref><ref name="NASA-20141016">{{cite web |last1=Chou |first1=Felecia |last2=Weaver |first2=Donna |title=RELEASE 14-283 – NASA's Hubble Finds Extremely Distant Galaxy through Cosmic Magnifying Glass |url=http://www.nasa.gov/press/2014/october/nasa-s-hubble-finds-extremely-distant-galaxy-through-cosmic-magnifying-glass/ |date=16 October 2014 |work=[[NASA]] |access-date=17 October 2014 }}</ref>}}

===Images===
<gallery>
File:Distant_and_ancient_SPT0615-JD.jpg|Galaxy cluster [[SPT-CL J0615-5746]].<ref>{{cite web |title=Distant and ancient |url=https://www.spacetelescope.org/images/potw1918a/ |website=www.spacetelescope.org |access-date=6 May 2019 |language=en}}</ref>
File:Strings of homeless stars RXC J0232.2-4420.jpg| Galaxy cluster [[RXC J0232.2-4420]].<ref>{{cite web |title=Strings of homeless stars |url=http://www.spacetelescope.org/images/potw1824a/ |website=www.spacetelescope.org |access-date=11 June 2018}}</ref>
File:From toddlers to babies RXC J0032.1+1808.jpg|Galaxy cluster RXC J0032.1+1808 as part of the [https://relics.stsci.edu/ RELICS] program.<ref>{{cite web|title=From toddlers to babies|url=https://www.spacetelescope.org/images/potw1819a/|website=www.spacetelescope.org|access-date=7 May 2018}}</ref>
File:Approaching the Universe's origins PSZ2 G138.61-10.84.jpg|Massive galaxy cluster [[PSZ2 G138.61-10.84]] is about six billion light-years away.<ref>{{cite web|title=Approaching the Universe's origins|url=http://www.spacetelescope.org/images/potw1816a/|website=www.spacetelescope.org|access-date=16 April 2018}}</ref>
File:HAWK-I and Hubble Explore a Cluster with the Mass of two Quadrillion Suns.jpg|[[Very Large Telescope#Instruments|HAWK-I]] and [[Hubble Space Telescope|Hubble]] explore [[RCS2 J2327]] cluster with the mass of two quadrillion Suns.<ref>{{cite web|title=HAWK-I and Hubble Explore a Cluster with the Mass of two Quadrillion Suns|url=https://www.eso.org/public/images/potw1752a/|website=www.eso.org|access-date=25 December 2017}}</ref>
File:Streaks and stripes Abell 2537.jpg|[[Abell 2537]] is useful in probing cosmic phenomena like dark matter and dark energy.<ref>{{cite web|title=Streaks and stripes|url=http://www.spacetelescope.org/images/potw1748a/|website=www.spacetelescope.org|access-date=27 November 2017}}</ref>
File:Cosmic RELICS Abell 1300.jpg|[[Abell 1300]] acts like a lens, bending the very fabric of space around it.<ref>{{cite web|title=Cosmic RELICS|url=http://www.spacetelescope.org/images/potw1745a/|website=www.spacetelescope.org|access-date=6 November 2017}}</ref>
File:Cosmic archaeology WHL J24.3324-8.477.jpg|Galaxy cluster WHL J24.3324-8.477.<ref>{{cite web|title=Cosmic archaeology|url=https://www.spacetelescope.org/images/potw1743a/|website=www.spacetelescope.org|access-date=24 October 2017}}</ref>
File:Hubble pushed beyond limits to spot clumps of new stars in distant galaxy.jpg|Background galaxy has been gravitationally lensed by the intervening galaxy cluster.<ref>{{cite web|title=Hubble pushed beyond limits to spot clumps of new stars in distant galaxy|url=https://www.spacetelescope.org/images/opo1727a/|website=www.spacetelescope.org|access-date=12 July 2017}}</ref>
File:HST-Smiling-GalaxyClusterSDSS-J1038+4849-20150210.jpg|"[[Smiley]]" image – galaxy cluster (SDSS J1038+4849) & [[gravitational lensing]] (an [[Einstein ring]]) ([[Hubble Space Telescope|HST]]).<ref name="NASA-20150210">{{cite web|last1=Loff|first1=Sarah|last2=Dunbar|first2=Brian|title=Hubble Sees A Smiling Lens|url=http://www.nasa.gov/content/hubble-sees-a-smiling-lens/|date=10 February 2015|work=[[NASA]]|access-date=10 February 2015 }}</ref>
File:Image of the galaxy cluster SpARCS1049.jpg|Galaxy cluster [[SpARCS1049+56|SpARCS1049]] taken by Spitzer and the Hubble Space Telescope.<ref>{{cite web|title=Image of the galaxy cluster SpARCS1049|url=http://www.spacetelescope.org/images/heic1519a/|access-date=11 September 2015}}</ref>
File:PIA20052-GalaxyCluster-MOO-J1142+1527-20151103.jpg|Galaxy cluster [[MOO J1142+1527]] discovered by the [[MaDCoWS]] survey
File:Heic1401a-Abell2744-20140107.jpg|[[Abell 2744]] galaxy cluster ([[Hubble Space Telescope#Frontier Fields program|HST]]).<ref name="NASA-20140107" />
File:Magnifying the distant Universe.jpg|Magnifying the distant universe through [[MACS J0454.1-0300]].<ref>{{cite news|title=Magnifying the distant Universe|url=http://www.spacetelescope.org/images/potw1412a/|access-date=10 April 2014|newspaper=ESA/Hubble Picture of the Week }}</ref>
File:14-296-GalaxyClusters-PerseusVirgo-ChandraXRay-20141027.jpg|[[Turbulence]] may prevent galaxy clusters from cooling; illustrated: [[Perseus Cluster]] and [[Virgo Cluster]] ([[Chandra X-ray Observatory|Chandra X-ray]]).
File:Color image of galaxy cluster MCS J0416.1–2403.jpg|[[MACS0416.1-2403]] imaged by the [[Hubble Space Telescope|HST]]
File:Light_Bends_from_the_Beyond.jpg| The galaxy cluster Abell 2813 (also known as ACO 2813) image from the NASA/ESA [[Hubble Space Telescope]]
File:A_Menagerie_of_Galaxies.jpg| A menagerie of galaxies — the galaxy cluster [[ACO S 295]]
File:Cosmic_Lens_Flare.jpg| Cosmic lens flare
File:Hubble spots three images of a distant supernova.jpg|Hubble spots three images of a distant supernova
File:Galaxy cluster WHL0137-08 (sunrisearc1).jpg|A massive galaxy cluster called WHL0137-08 
File:El Gordo (NIRCam Image) (2023-119).png|Galaxy cluster known as "El Gordo"
File:Seeing Triple (potm2302a).jpeg|Observation from the [[James Webb Space Telescope]] the massive galaxy cluster RX J2129.<ref>{{cite news |url=https://esawebb.org/images/potm2302a/|title=Seeing Triple |date=October 18, 2023}}</ref>
</gallery>

===Videos===
<gallery>
File:Artist’s impression of a protocluster forming in the early Universe.ogv|Video: Formation of galaxy cluster [[MRC 1138-262]] (artist's concept).
</gallery>