ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The interstellar medium (ISM) is an ensemble of gas clouds and dust, composed mainly of hydrogen (either atomic H i or molecular H2) and helium (~25% by mass), with other elements present in trace amounts (dust is only ~1% in mass). The bulk of the ISM is distributed in cold clouds (temperature, T ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/383056a0
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