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Cirrus Cloud

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In astronomy, cirrus clouds are sources of infrared (IR) emission detected by the InfraRed Astronomy Satellite (IRAS), a joint project of the USA, the UK, and the Netherlands which surveyed the sky at wavelengths of 12, 25, 60, and 100 μm. The spatial distribution of this IR emission is similar in appearance to terrestrial cirrus clouds, although the latter have nothing to do with the interstellar clouds. The astronomical emission arises from interstellar dust in our galaxy, particularly that associated with the diffuse portions of interstellar clouds.

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Correspondence to William M. Irvine .

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© 2014 Springer-Verlag Berlin Heidelberg

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Irvine, W.M. (2014). Cirrus Cloud. In: Amils, R., et al. Encyclopedia of Astrobiology. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-27833-4_1709-3

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  • DOI: https://doi.org/10.1007/978-3-642-27833-4_1709-3

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Online ISBN: 978-3-642-27833-4

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