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单词 space reddening
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space reddening
space reddening n. Astronomy (now rare) the reddening of starlight as a result of wavelength-dependent absorption and scattering by interstellar dust.
ΘΚΠ
the world > the universe > star > star-matter > [noun] > spectrum
spectral type1890
redshift1923
space reddening1931
profile1933
1931 Astrophysical Jrnl. 75 392 The differential absorption or space reddening at 1000 parsecs in the galactic plane is unquestionably real.
1951 Times 24 May 3/3 Even here some considerable space-reddening exists.
extracted from spacen.1
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