Il paradosso delle galassie a spirale (Spiegato con M51)
Jun 28, 2026•Channel
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Published2 weeks ago
Duration25:50
Video IDix4CA5RFOWo
Languageit
CategoryScience & Technology
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Views3.5K
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Nella Galassia Vortice, M51, c'è il segreto delle galassie a spirale?
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FONTI:
Charles Messier: http://www.messier.seds.org/xtra/history/m-cat.html#M51
Mathewson, 1972: https://ui.adsabs.harvard.edu/scan/manifest/1972A&A....17..468M
Tully, 1974: https://ui.adsabs.harvard.edu/scan/manifest/1974ApJS...27..449T
Rand, 1990: https://link.springer.com/chapter/10.1007/978-94-009-0595-5_22
Lord, 1990: https://ui.adsabs.harvard.edu/scan/manifest/1990ApJ...356..135L
Steinicke, 2012: https://adsabs.harvard.edu/full/2012JAHH...15...19S
Dobbs & Baba, 2014: https://www.cambridge.org/core/journals/publications-of-the-astronomical-society-of-australia/article/dawes-review-4-spiral-structures-in-disc-galaxies/5AAD9BB4EC87A557728FB2428444814F
Watkins, 2015: https://ui.adsabs.harvard.edu/abs/2015ApJ...800L...3W/abstract
McQuinn, 2016: https://iopscience.iop.org/article/10.3847/0004-637X/826/1/21/meta
Csörnyei, 2023: https://www.aanda.org/articles/aa/abs/2023/10/aa46971-23/aa46971-23.html
Font, 2024: https://iopscience.iop.org/article/10.3847/1538-4357/ad3541/meta
Sakhibov, 2025: https://link.springer.com/article/10.1134/S1063772925701811
00:00 - Spirali e interazione
01:15 - M51, la Galassia Vortice
04:24 - La scoperta di Lord Rosse
07:00 - Spirali dappertutto
09:00 - Fotografo M51
10:52 - Interazione tra galassie
13:30 - Winding Problem
16:00 - Onde di densità
17:59 - Galassie interagenti
21:00 - Swing amplification
23:00 - SSPSF
#astrofisica #galassie #nasa