Is there dust in galactic haloes?

The detection of scattered light above the galactic plane may be an indicator that the parent galaxy has not suffered close encounters with other galaxies at least within the timescale required to establish the dust layers.

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Bibliographic Details
Published in:Nature (London) 1987-05, Vol.327 (6119), p.214-216
Main Authors: Greenberg, J. Mayo, Ferrini, Federico, Barsella, Bruno, Aiello, Santi
Format: Article
Language:English
Subjects:
Astronomy
Dust
Earth, ocean, space
Exact sciences and technology
Interstellar medium (ism) and nebulae in external galaxies
Stars & galaxies
Stellar systems. Galactic and extragalactic objects and systems. The universe
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Description
Summary:The detection of scattered light above the galactic plane may be an indicator that the parent galaxy has not suffered close encounters with other galaxies at least within the timescale required to establish the dust layers.
ISSN:0028-0836
1476-4687
DOI:10.1038/327214a0