A principal component analysis of Cassini’s infrared spectral maps of Titan reveals the main features of Titan’s equatorial surface, effectively removing the obscuring atmospheric effects. A 6,300-kilometre-long strip of exposed icy bedrock—uncorrelated with topography or measurements of the subsurface—is visible, surrounded by organic deposits.
- Caitlin A. Griffith
- Paulo F. Penteado
- Rosaly M. C. Lopes