Mariner 6: Ultraviolet Spectrum of Mars Upper Atmosphere

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Science  05 Sep 1969:
Vol. 165, Issue 3897, pp. 1004-1005
DOI: 10.1126/science.165.3897.1004


Emission features from ionized carbon dioxide and carbon monoxide were measured in the 1900- to 4300-angstrom spectral region. The Lyman alpha 1216-angstrom line of atomic hydrogen and the 1304-, 1356-, and 2972-angstrom lines of atomic oxygen were observed.

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