Exploring the Limits of Spectral Line Stacking in Spectral Line Data and Application Toward the Detection of Bulk 13C Enrichment of Aromatics in TMC-1 -- [astro-ph.GA] astrobiology.com/2026/08/01/e... #astrobiology #astrochemistry #astronomy #spectroscopy

Exploring the Limits of Spectral Line Stacking in Spectral Line Data and Application Toward the Detection of Bulk 13C Enrichment of Aromatics in TMC-1The formation history of polycyclic aromatic hydrocarbons (PAHs) in the interstellar medium remains a topic of active debate.astrobiology.com