Digitale Medien
[s.l.]
:
Nature Publishing Group
Nature
345 (1990), S. 21-22
ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] AT ONE time, the notion that comets are a by-product of planetary growth dominated ideas about their origin According to the planetesimal hypothesis, for example, comet nuclei are presumed to have formed essentially through a two-step process first, a rapid coagulation of ice-covered dust grains ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/345021a0
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