Concept
Interstellar Dust
Microscopic grains permeating the galaxy.
Tiny solid particles of silicates and carbon scattered through interstellar space, reddening starlight and forming the seeds of planets.
Overview
Tiny solid particles of silicates and carbon scattered through interstellar space, reddening starlight and forming the seeds of planets.
See also
Warm Neutral Medium
Diffuse warm hydrogen filling much of the galaxy.
Interstellar Ice
Frozen molecules coating cold dust grains.
Moving Group
Stars sharing a common motion through the galaxy.
The Big Bang
How everything began, 13.8 billion years ago.
Black Holes
Regions where gravity stops light itself.
Dark Matter
The invisible mass holding galaxies together.