Huge amounts of water ice found on Mars

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Discussion Overview

The discussion centers around the recent NASA report indicating the presence of significant amounts of water ice on Mars, estimated at around 10,000 cubic kilometers. Participants explore the implications of this finding for future manned missions and potential colony plans on Mars, considering aspects such as energy supply and environmental challenges.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant highlights the substantial volume of water ice on Mars, suggesting it could support manned missions and fuel production.
  • Another participant raises concerns about the energy supply necessary for such missions, questioning the adequacy of current energy solutions.
  • A different participant proposes that solar cells and nuclear reactors could provide the required energy, asserting that existing rovers have successfully operated during storms.
  • Some participants note that Martian storms primarily pose a dust challenge rather than a significant threat due to wind loads, given the thin atmosphere.

Areas of Agreement / Disagreement

Participants express differing views on the challenges posed by energy supply and environmental conditions, indicating that multiple competing perspectives remain unresolved.

Contextual Notes

Participants do not fully address the implications of energy supply in relation to the proposed use of water ice, nor do they explore the specifics of storm shielding in detail.

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NASA report.

~10,000 cubic kilometers, more than even the most enthusiastic colony concepts could use in the whole 21st century, and even if we don't take recycling into account at all. The ground has 50-85% water ice, buried under a 1 to 10 meter surface layer of regolith - it should be easy to access this ice.

Good news for plans for manned missions, especially plans that would use this ice to produce fuel on the surface of Mars, and of course good news for colony plans.
 
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But isn't the crucial part the supply of energy, too? And the storm shielding.
 
Solar cells can provide energy, nuclear reactors are possible as well.

The rovers work fine in storms, any systems for humans would be more robust than those rovers. Storms are not dangerous in terms of wind loads - the atmosphere is very thin. They are just annoying in terms of dust.
 
mfb said:
NASA report.

~10,000 cubic kilometers, more than even the most enthusiastic colony concepts could use in the whole 21st century, and even if we don't take recycling into account at all. The ground has 50-85% water ice, buried under a 1 to 10 meter surface layer of regolith - it should be easy to access this ice.

Good news for plans for manned missions, especially plans that would use this ice to produce fuel on the surface of Mars, and of course good news for colony plans.
Awesome news! Thanks for the post!
 

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