The NASA astrobiology program defined two seminal questions in 1995 to guide solar system exploration: 'Where did we come from?' and 'Are we alone?'

Authors

• Person: Not available Organization: National Academies of Sciences, Engineering, and Medicine
  Read "Review and Assessment of Planetary Protection Policy ...

Sources

• Read "Review and Assessment of Planetary Protection Policy ... nap.nationalacademies.org National Academies of Sciences, Engineering, and Medicine via serper

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