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“Exploration is in our nature.” - Carl Sagan

Mary Voytek

Astrobiology Program Director, NASA

Latest Planetary Radio Appearances

Artist concept of the surface of TRAPPIST-1f

Discovering life elsewhere: How can we be sure?

NASA’s Jim Green and Mary Voytek want the science community to develop tools that will help us evaluate potential evidence of life beyond Earth.

Arsenic and Odd Life

Arsenic and Odd Life

Browse All Shows

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