 Date: 2014-07-01 08:29:28Helios Plasma physics Space plasmas Sun Cosmic dust Goddard Space Flight Center Heliocentric orbit German Aerospace Center NASA Pathfinder Spacecraft Spaceflight Astronomy | |  The Helios Mission, Sun-days of German Spaceflight In commemoration of the 40th anniversary of the Helios-1 Launch Helios-1 roared off to a spectacular climb into the night sky from the launch pad at Cape Kennedy, Florid
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