Ken Fabian's latest activity
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KKen Fabian replied to the thread America First' on the moon? US must 'dominate' in space, acting NASA chief says during lunar landing.Not convinced those are good reasons (but as not-American, is not up to me), although demonstrations of technological superiority for...
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KKen Fabian replied to the thread There are 3 private lunar landers headed to the moon right now — a 1st in space history.I expect that landers, rovers and other uncrewed missions will remain the principle way that "exploration" in space is done. I do have...
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KKen Fabian replied to the thread 20 years of satellite data reveal 'staggering' levels of glaciers melting, sea levels rising.There is in fact a lot of growth of renewable energy for remote mines, and electrification of mining machinery. In some respects (as...
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KKen Fabian replied to the thread 20 years of satellite data reveal 'staggering' levels of glaciers melting, sea levels rising.The 40% figure for electricity here (Eastern Australia) is GWh supplied, not (misleading) peak power. But it doesn't measure 'behind the...
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KKen Fabian replied to the thread 20 years of satellite data reveal 'staggering' levels of glaciers melting, sea levels rising.That will be true of every option for achieving energy abundance with low emissions, including Hydro and Nuclear. Suggesting solar is...
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KKen Fabian replied to the thread 20 years of satellite data reveal 'staggering' levels of glaciers melting, sea levels rising.My problem with lack of clarity is that the article makes it sound like 273 billion tons of ice was lost over 20 years when it is...
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KKen Fabian replied to the thread Question Asteroid impacts?.I have seen a 1 in 2700 chance of Bennu colliding with Earth in (I think) 2170. (An article on space.com?).That seems like enough time...
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KKen Fabian replied to the thread Question Asteroid impacts?.That could work for smaller objects, especially "loose rubble piles" and the further away it is done the better, preferably far enough...
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KKen Fabian replied to the thread Question Asteroid impacts?.Even Chicxulub - much larger than either of those - could not wipe out life on Earth. It caused mass extinctions of many existing...
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KKen Fabian replied to the thread Space mining company AstroForge identifies asteroid target for Odin launch next month.The mission is a fly-by reconnaissance. The previous failed one, required rendezvous, but didn't appear to have any return capability. I...
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KKen Fabian replied to the thread Space mining company AstroForge identifies asteroid target for Odin launch next month.As is too common and a bit frustrating there isn't much information about the methods they intend using and certainly not a glimpse of...
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KYes, land on Phobos. Do not land on Mars. Mission risk, fuel needs, and cargo needs are much less. Syncing to its rotation could be...
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KKen Fabian replied to the thread The main danger of a flight to Mars.Crewed missions to Mars are far more hype than substance and are not even close to achievable and including return capability in my view...
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KKen Fabian replied to the thread Can I ask someone to rebuttal my argument against human space flight?.The line between "vacation" and "extreme sport vacations" isn't very wide. Mountain climbing, canyoning, rafting and kayaking...
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KKen Fabian reacted to ChrisA's post in the thread Can I ask someone to rebuttal my argument against human space flight? with
Like.
The only good argument for manned spaceflight is the same argument we use to justify "summer vacation". There is no economic...
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