Learn the Sky | Singing Black Hole in the Perseus Cluster @learnthesky | Uploaded November 2020 | Updated October 2024, 2 hours ago.
"Singing" Black holes are amazing phenomena that have been detected in two black holes - one in the Perseus Cluster, and the other in the Virgo Cluster. In this video, we will focus on how sound waves have been detected in the Perseus Cluster.

Chapters:
0:00 - Introduction
1:56 - Perseus Cluster
7:17 - Review of how to find Perseus

Links and Resources mentioned in this video
▶ Perseus Constellation: bit.ly/LearntheSky-PerseusConstellation
▶ Perseus Celestial Objects: bit.ly/LearntheSky-PerseusCelestialObjects

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Photo Attributes:
▶Perseus Map: By IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg) - GIF image download page about, CC BY 3.0, commons.wikimedia.org/w/index.php?curid=15406059
▶Perseus Depiction by Johannes Hevelius: By Johannes Hevelius - Linda Hall Library, Public Domain, commons.wikimedia.org/w/index.php?curid=1088612
▶The Double Cluster: ByLukáš Kalista - Own work, CC BY-SA 3.0, commons.wikimedia.org/w/index.php?curid=22053258
▶Constellation Photos: Akira Fujii - The Constellations davidmalin.com/fujii/general/af_const1.html
▶Perseus Celestial Objects Map: By Roberto Mura - Own work, CC BY-SA 3.0, commons.wikimedia.org/w/index.php?curid=5131366
▶Perseus in Persian Manuscript: By wellcomeimages.org/indexplus/obf_images/3c/82/665fef17324f10af2de4934cb18d.jpgGallery: wellcomeimages.org/indexplus/image/L0030656.htmlWellcome Collection gallery (2018-03-28): wellcomecollection.org/works/fu3uhghd CC-BY-4.0, CC BY 4.0, commons.wikimedia.org/w/index.php?curid=36040783
▶Perseus and Taurus in Vermont: By chensiyuan - chensiyuan, CC BY-SA 4.0, commons.wikimedia.org/w/index.php?curid=12119030
▶Perseus Molecular Cloud Map: By Roberto Mura - Own work, CC BY-SA 3.0, commons.wikimedia.org/w/index.php?curid=8311328
▶Perseus Molecular Cloud surrounding constellations: By NASA/JPL-Caltech - photojournal.jpl.nasa.gov/figures/PIA23405_fig1.jpg, Public Domain, commons.wikimedia.org/w/index.php?curid=85072871
▶Singing Black Holes: By Scientific American, scientificamerican.com/article/strange-but-true-black-holes-sing
▶Perseus Cluster of Galaxies: By Marie-Lou Gendron-Marsolais (Université de Montréal), Julie Hlavacek-Larrondo (Université de Montréal), Maxime Pivin Lapointe - Own work, CC BY 4.0, commons.wikimedia.org/w/index.php?curid=64802377
▶Perseus Cluster X-Ray: By NASA/CXC/Stanford/I. Zhuravleva et al - nasa.gov/sites/default/files/thumbnails/image/14-296.jpg, Public Domain, commons.wikimedia.org/w/index.php?curid=36450935


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