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Re:Highly relativistic spaceflight would be fatal for passen... by lucian1900 on Monday November 05, 2012 @04:46AM (#4742858)
Alastair Reynolds describes ice shields in a lot of detail.
Re:Highly relativistic spaceflight would be fatal for passen... by andrewingram on Monday November 05, 2012 @05:26AM (#4742930)
In Pushing Ice if I recall correctly. Fantastic novel, also discusses the threat of the EM spectrum being blue-shifted to harmful wavelengths.
Re:Highly relativistic spaceflight would be fatal for passen... by Sharlin on Monday November 05, 2012 @06:15AM (#4743021)
Also with the "lighthuggers" in the Revelation Space universe.