Did life exist on Mars? Search for organic and inorganic signatures, one of the goals for “SAM” (sample analysis at Mars)

The missing organic molecules on Mars

Steven A. Benner, Kevin G. Devine, Lidia N. Matveeva et al. · Proceedings of the National Academy of Sciences · 2000 · 414 citations · Full text

Natural Sciences, Chemistry, Earth Sciences +15

Search for Organic and Volatile Inorganic Compounds in Two Surface Samples from the Chryse Planitia Region of Mars

K. Biemann, J. Oró, Priestley Toulmin et al. · Science · 1976 · 304 citations

Natural Sciences, Chemistry, Astrochemistry +11

Soil mineralogy and chemistry on Mars: Possible clues from salts and clays in SNC meteorites

J. L. Gooding · Icarus · 1992 · 228 citations

Natural Sciences, Earth Sciences, Geology +16

Noble gas abundance and isotope ratios in the atmosphere of Jupiter from the Galileo Probe Mass Spectrometer

P. R. Mahaffy, H. Niemann, A. Alpert et al. · Journal of Geophysical Research Atmospheres · 2000 · 181 citations · Full text

Natural Sciences, Astronomy, Chemistry +17

Thermal emission spectra of Mars (5.4–10.5 μm): Evidence for sulfates, carbonates, and hydrates

James B. Pollack, T. L. Roush, F. C. Witteborn et al. · Journal of Geophysical Research Atmospheres · 1990 · 145 citations

Natural Sciences, Astronomy, Earth Sciences +17