Stepping-stones to Mars—An Alternate Strategy James Oberg AD ASTRA magazine, Winter 2007 While the most obvious progression of deep-space voyages is to the surface of the Moon and then to the surface of Mars, for decad

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Date: 2009-08-26 02:01:01 Exploration of the Moon Space exploration Phobos Moon landing Spacecraft Flexible path Vision for Space Exploration Mars landing Mars Spaceflight Human spaceflight Mars exploration		Stepping-stones to Mars—An Alternate Strategy James Oberg AD ASTRA magazine, Winter 2007 While the most obvious progression of deep-space voyages is to the surface of the Moon and then to the surface of Mars, for decad Add to Reading List Source URL: www.jamesoberg.com Download Document from Source Website File Size: 45,25 KB Share Document on Facebook

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