Questions tagged [fu-orionis]

Questions regarding young protostars that undergo eruptions that change its magnitude and spectral type drastically. Also known as FUors.

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How is V1057 Cygni supposed to go from K type dwarf to F type giant?

FU Orionis variables are protostars that go through massive outbursts that drastically change the star's spectral type and magnitude. With the star V1057 Cygni, this star was known to go from a K type ...