See also:

• Science: Physics: Plasma: Space Plasmas  (22)

• The Web Nebulae   + An overview of nebulae, with color images and links.

• Dr. Seth Redfield - Description and visualizations of the Local Interstellar Cloud, a column density calculator for it, and links to popular articles and research papers.
• Interstellar Medium Learning pages - About ISM from history of observation to current status of understanding.
• Interstellar Molecules evolutionary cycle - Evolutionary cycle of Interstellar Organic Molecules + Fullerenes, PAHs, Polyyenes, and biomolecules.
• Nebulae - Part of a larger site on plasma physics.
• The UCL Centre for Cosmic Chemistry and Physics - University College London. Research into the chemistry which occurs throughout the universe in interstellar space.