Planetary protection for a Mars sample return: Difference between revisions
Planetary protection for a Mars sample return (edit)
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=== Concerns with integrity of the sample container ===
The 2010 ESF report<ref name=esf2012_PP-capsule-breach>{{cite report |title=Mars Sample Return backward contamination - strategic advice |publisher= European Science Foundation |year=2012 |chapter=4.7 Potential verification methods"|
{{bq|Release due to failure of containment or of the spacecraft surface sterilisation
For there to be a risk, as opposed to a hazard,
there must exist an event that would initiate an
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ways for an environmental exposure to be initiated
from the accidental/deliberate release a Mars sample into the Earth’s biosphere:
• A break-up of the container during atmospheric
entry (due to a design fault or sabotage),
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• Escape of material during transport or from the
laboratory.
In the first and (possibly) second cases, there is
potential for contamination over a quite wide area
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