ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Ordinary spirals and SB were formed during the condensation of gas clouds. For some reason in SB the gas, which had not as yet transformed into stars, was removed to some distance. A sharp boundary can be produced only by a shock wave. It is assumed that powerful explosions, similar to that ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/207393a0
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