Ken Hamner’s Reviews > From Sputnik to Mars: Humanity’s New Space Race > Status Update

Ken Hamner

Ken Hamner is 60% done

— Aug 09, 2026 02:59PM

From Sputnik to Mars: Humanity’s New Space Race (Science & History)

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Ken Hamner

Ken Hamner is 90% done

— 20 hours, 32 min ago

From Sputnik to Mars: Humanity’s New Space Race (Science & History)

Ken Hamner

Ken Hamner is 20% done

— Aug 06, 2026 06:36PM

From Sputnik to Mars: Humanity’s New Space Race (Science & History)

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