Assessment of planetary protection requirements for Mars sample return missions

NASA maintains a planetary protection policy to avoid the forward biological contamination of other worlds by terrestrial organisms, and back biological contamination of Earth from the return of extraterrestrial materials by spaceflight missions. Forward-contamination issues related to Mars missions...

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I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi rangatōpū: National Research Council (U.S.), National Research Council (U.S.). Space Studies Board, National Research Council (U.S.). Division on Engineering and Physical Sciences, National Academies Press (U.S.), National Research Council (U.S.). Committee on the Review of Planetary Protection Requirements for Mars Sample Return Missions, ebrary, Inc
Hōputu: Tāhiko īPukapuka
Reo:Ingarihi
I whakaputaina: Washington, D.C. : National Academies Press, c2009.
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