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A comment on A Visionary Project Aims for Alpha Centauri, a Star 4.37 Light-Years Away. Parent comment

Re:A Visionary Project Aims for Alpha Centauri, a Star 4.37 ... by skykooler on Tuesday April 12, 2016 @02:49PM (#11482401)
Cosmic rays are far too small to easily see coming, and we get those all the time here.
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Re:A Visionary Project Aims for Alpha Centauri, a Star 4.37 ... by tgflynn on Tuesday April 12, 2016 @06:36PM (#11484177)
I think it should be clear from the context that this discussion was about macroscopic objects. Cosmic rays don't carry the kinetic energy equivalent of a medium size nuke.
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