Big Picture Science – The Invisible In-Between: Alex Filippenko

by Gary Niederhoff on September 3, 2012

Part 8 of The Invisible In-Between, featuring Alex Filippenko, Astronomer, University of California, Berkeley, on the properties of the heliosphere and heliosheath, which define the limits of our solar system, and of interstellar and deep space, which is more active than previously understood.(TRT 6:46)

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