Ionosphere is the German dark ambient project of Erik H. Sander.
No official website is maintained.
For now, nothing else is known. Discography: Sliced Matter (10") - Avatar Records (2003)
Angular Momentum (CD) - Power & Steel (2004)
Of Mind And Of Abyss (12" w/ Land:Fire) - Power & Steel (2004)
Sliced Matter (CDr) - Avatar Records (2006)
The Stellar Winds (CD, Slimeline) - Avatar Records (2007)

Read more about Ionosphere on Last.fm.