SES 311 Planetary Protection

SES 311 Planetary Protection - SES 311 Astrobiology ! !...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
SES 311 Astrobiology Today: ! Planetary Protection. Recommended Reading: " National Academy of Sciences, National Research Council, 1998. Evaluating the Biological Potential in Samples in Returned from Planetary Satellites and Small Solar System Bodies: Framework for Decision Making (Executive Summary only). " National Academy of Sciences, National Research Council, 2009. Assessment of Planetary Protection Requirements for Mars Sample Return Mission (Executive Summary only)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
" The Problem: ! Suppose you send a spacecraft to another Solar System body with an instrument designed to detect life. Further suppose that the experiment is successful. How can you be sure that the life you have detected is from the body you have visited and not inadvertently carried there from Earth by your spacecraft? " Proof of concept: ! After more than two years on the lunar surface, the camera from the Surveyor spacecraft was recovered by Apollo 12 astronaut, Pete Conrad. After its return to Earth, a strain of the bacterium, Streptococcus was isolated from the foam insulation inside the camera. Forward Contamination
Background image of page 2
" It’s about more than avoiding false positives in life detection experiments. The major focus of planetary protection procedures and associated protocols has been on preserving other planetary environments from contamination by microorganisms from Earth that might grow there and obscure forever any future efforts to understand the origin and evolution of extraterrestrial life. " Hmmm…where have we heard this before? Why bother with planetary protection?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
" In Star Trek’s fctional universe , the Prime Directive, StarFeet 's General Order #1 , is the most prominent guiding principle o± the United ²ederation o± Planets . ! General Order 1: “As the right o± each sentient species to live in accordance with its normal cultural evolution is considered sacred, no Star ²leet personnel may inter±ere with the healthy development o± alien li±e and culture. Such inter±erence includes the introduction o± superior knowledge, strength, or technology to a world whose society is incapable o± handling such advantages wisely. Star ²leet personnel may not violate this Prime Directive, even to save their lives and/or their ship unless they are acting to right an earlier violation or an accidental contamination o± said culture. This directive takes precedence over any and all other considerations, and carries with it the highest moral obligation.” “Prime Directive”
Background image of page 4
" In 1967 the United Nations established the Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, Including the Moon and Other Bodies. (Article IX of the Outer Space Treaty).
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 16

SES 311 Planetary Protection - SES 311 Astrobiology ! !...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online