Image Details
Caption: Figure 4.
Concentrations of amino acids detected in (a) the Titan aerosol analog and (b) the Martian analog sample, arranged in order of increasing structural complexity. Amino acids are grouped by carbon atom number (C2–C11), shown as boxed labels along the x-axis. C3+Ph denotes the two aromatic amino acids, phenylalanine, and tyrosine (Ph = phenyl group).
© 2026. The Author(s). Published by the American Astronomical Society.