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#51 2016-12-08 13:15:51

elderflower
Member
Registered: 2016-06-19
Posts: 1,262

Re: Past and Present life on Mars

There seems to be a distinct danger that we shall never find out about Mars life as we shan't be allowed to go because we might contaminate Mars, so threatening putative Mars organisms with Earth organisms.
This view ignores the exchange of meteorites between the two bodies over the past three and a half billion years or so.

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#52 2016-12-08 15:51:04

Oldfart1939
Member
Registered: 2016-11-26
Posts: 2,305

Re: Past and Present life on Mars

BITD, that view was only held by extreme "Ecofreaks." It's now become a bit more popular, but remains irrational.

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#53 2017-03-02 10:02:16

Tmcom
Member
Registered: 2017-03-02
Posts: 837

Re: Past and Present life on Mars

My first post here, interesting threads.

cool

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#54 2022-09-14 10:35:57

Mars_B4_Moon
Member
Registered: 2006-03-23
Posts: 4,330

Re: Past and Present life on Mars

Are earthlings alone in the universe? JPL’s new director wants to find out
https://www.kcrw.com/news/shows/greater … osity-mars

Scientists propose Ceres sample return mission
https://www.spaceflightinsider.com/miss … n-mission/

Panspermia  is the hypothesis, first proposed in the 5th century BC by the Greek philosopher Anaxagoras, that life exists throughout the Universe, distributed by space dust, meteoroids, asteroids, comets, and planetoids, as well as by spacecraft carrying unintended contamination by microorganisms.

PDF

http://www.lpi.usra.edu/meetings/abscic … f/5224.pdf

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