Skip to content
AsteriaStar
Astrochemical process

Gas-Phase Chemistry

Chemistry that happens in the gas between grains, driven especially by fast ion–molecule reactions that proceed even at the frigid temperatures of interstellar clouds. It builds many of the simple molecules seen in space.

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.