Could Comets have Delivered the Building Blocks of Life to "Ocean Worlds" like Europa, Enceladus, and Titan too?

Throughout Earth’s history, the planet’s surface has been regularly impacted by comets, meteors, and the occasional large asteroid. While these events were often destructive, sometimes to the point of triggering a mass extinction, they may have also played an important role in the emergence of life on Earth. This is especially true of the Hadean …