Where does the formation of organic molecules, such as nucleobases, appear to happen readily according to analysis of meteorites?

Answer

Cold, non-living environments within asteroids

The formation of these organic molecules appears to happen readily in the cold, non-living environments of space, specifically within asteroids.

Where does the formation of organic molecules, such as nucleobases, appear to happen readily according to analysis of meteorites?
MeteorSpacehumanDNA