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the claim
Astronomers classify stars into types O, B, A, F, G, K, and M, with type O stars being the hottest and type M stars being the coolest.
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SUPPORTED
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4 sources for · 0 against
AS REPORTEDno primary record reached; this is what the reporting says
Is it true that Astronomers classify stars into types O, B, A, F, G, K, and M, with type O stars being the hottest and type M stars being the coolest?
Yes. Astronomers use the spectral classification O, B, A, F, G, K, and M to categorize stars by temperature, where type O stars are the hottest and type M stars are the coolest.
Verdict: SUPPORTED · 4 sources for, 0 against · Last checked
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Evidence for · 4
Reference article covering this claim directly
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Wikipedia: Stellar classification. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Stellar_classification
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More for · 3
References the spectral classes and the mnemonic 'Oh Be A Fine Girl, Kiss Me' ordering them.
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LibreTexts: LibreTexts: 17.04%3A The Spectra of Stars (and Brown Dwarfs). (n.d.). LibreTexts. https://phys.libretexts.org/Bookshelves/Astronomy__Cosmology/Astronomy_2e_(OpenStax)/17%3A_Analyzing_Starlight/17.04%3A_The_Spectra_of_Stars_(and_Brown_Dwarfs)
References the spectral classes and the standard mnemonic ordered by temperature.
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OpenStax: OpenStax Astronomy: 17.3 The Spectra of Stars (and Brown Dwarfs). (n.d.). OpenStax. https://openstax.org/books/astronomy/pages/d1261637-6e72-43d8-be82-54d3e5a3d1e0@
Explicitly states that astronomers classify stars into O, B, A, F, G, K, M, with O being hottest and M coolest.
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Wikibooks: Wikibooks: General Astronomy/Temperature. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/General_Astronomy/Temperature
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