[astro-ph.EP] Cometary dust is an important reservoir of refractory organic matter and may contribute to the redistribution of carbon-rich material throughout planetary systems.
![Conceptual relation between cometary dust activity and the release of refractory organic material.-- [astro-ph.EP]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/11/Cometary-dust.png?resize=1200%2C716&ssl=1)
[astro-ph.EP] Cometary dust is an important reservoir of refractory organic matter and may contribute to the redistribution of carbon-rich material throughout planetary systems.