Nature 326, 755 - 760 (23 April 1987); doi:10.1038/326755a0

The organic component in dust from comet Halley as measured by the PUMA mass spectrometer on board Vega 1

J. Kissel^* & F. R. Krueger^†

^*Max-Planck-Institut für Kernphysik, Postfach 10 39 80, D-6900 Heidelberg 1, FRG
^†Arheilger Apotheke, Messeler Str. 24, D-6100 Darmstadt 12, FRG

Following the encounter of the Vega 1 spacecraft with comet Halley, the composition of cometary dust has been analysed by mass spectroscopy. Most particles consist of a predominantly chondritic core with an organic mantle composed mainly of highly unsaturated compounds.

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