American - Astronaut | January 20, 1930 -
Space architectures capable of supporting a permanent human presence on Mars are extraordinarily complex, with many different interdependent systems.
Buzz Aldrin
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One of the major problems with long-term deep space human flight is the requirement for radiation shielding.
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Instead of planning the retirement of the Space Shuttle program, America should be preparing the shuttles for their next step in space: evolving, not shutting them down and laying off thousands of people.
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What's aero braking? That's a way to use the gravity and upper atmosphere of Earth to sling shot a ship out either deeper into space, or slow it down to be 'captured' by Earth's gravity.
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Having walked on the Moon, I know something about what we need to explore, really explore, in space.
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Before deciding what to do about national space policy, Obama set up an outside review panel of space experts, headed up by my friend Norm Augustine, former head of Lockheed Martin and a former government official.
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When the time comes to start building deep space transports and refueling rocket tankers, it will be the commercial industry that steps up, not another government-owned, government-managed enterprise.
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With his deeds, not only words, President Obama has revitalized our struggling space program.
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The much-hyped Ares 1-X was much ado about nothing.
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Save the taxpayer's money by canceling the Ares 1 and V.
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Heavy lifting doesn't need to be heavy spending if we do the job right.
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Not everyone will understand this need for America to lead the world in space.
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