During Mars’ wet and early past, at least two impacts occurred near the rock, heating the planet’s surrounding surface, before a third impact bounced it off the red planet and into spac…
By Marcia Dunn | Associated Press
Tiny samples from the meteorite show the carbon-rich compounds are actually the result of water — most likely salty, or briny, water — flowing over the rock for a prolonged period, Steele said. The findings appear in the journal Science. But two scientists who took part in the original study took issue with these latest findings, calling them “disappointing.” In a shared email, they said they stand by their 1996 observations.
This finding “is huge for our understanding of how life started on this planet and helps refine the techniques we need to find life elsewhere on Mars, or Enceladus and Europa,” Steele said in an email, referring to Saturn and Jupiter’s moons with subsurface oceans.
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