ChrisA's latest activity
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CChrisA replied to the thread Are James Webb Space Telescope images really that colorful?.To detect life by directly imaging it, You need a telescope hundreds of thousands or perhaps hundreds of millions of miles wide. It...
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CChrisA replied to the thread Are James Webb Space Telescope images really that colorful?.No. Any earth-link planet would be so close to its star that it would be drowned out with glare. You need a "coronagraph". to...
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CChrisA replied to the thread Can I ask someone to rebuttal my argument against human space flight?.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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CChrisA replied to the thread SpaceX catches Super Heavy booster on Starship Flight 7 test but loses upper stage (video, photos).Today we saw a kind of symmetry. Blue Origin's NG-1 launched in the early morning. The second stage reached orbit but the first...
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CChrisA replied to the thread Are James Webb Space Telescope images really that colorful?."We don't know"? Of course we do. If you were to fly out in space and look close up with just you own eyes looking ut a window. All...
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CChrisA replied to the thread NASA wants a 'Super-Hubble' space telescope to search for life on alien worlds.Yes, a negative result is informative. This is what SETI gave us. At one time people thought that if we had a sensitive radio...
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CChrisA replied to the thread Blue Origin scrubs 1st New Glenn rocket launch due to technical issue.Yes, the coverage was just "filler fluff" to occupy the time. I "watched" but had the sound turned off and most of the window covered...
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CChrisA replied to the thread How to Make a Space Elevator a Viable Operation.Your argument is what I call "Standing on a sheet of paper" In theory if you are taller you can see further. In fact it it's obviously...
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CChrisA replied to the thread Sierra Space wants to drop cargo from orbit to anywhere on Earth in 90 minutes.Not ISS but Starship. Remembr Yuri Gagarin? Of course, he was the first person in space. His "landing" procedure was to bail out of...
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CChrisA replied to the thread NASA won't decide on Mars Sample Return plan until mid-2026.I The way I read it was that only the lander will change. Landing on Mars is =hard and they are looking at reusing the existing Sky...
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CChrisA replied to the thread NASA won't decide on Mars Sample Return plan until mid-2026.Have you seen what this equipment looks like? It is not just the instrument but the support system and people who surround it. We are...
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CChrisA replied to the thread NASA won't decide on Mars Sample Return plan until mid-2026.SpaceX might one day return a Starship from Mars to Earth, but their plan requires first building a fuel factory, fuel tank farm and...
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CChrisA replied to the thread Are we alone? Intelligent aliens may be rare, new study suggests.We started very late. don't even worry about "The Universe", look only at our galaxy. It existed long before the Sun and the Earth...
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CChrisA replied to the thread Question Speed of light.Let's pretend for a minute that 3 is equal to 5. I know 3 is not equal to 5, but let's pretend it is for a minute. If this were true...
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CChrisA replied to the thread SpaceX wants Starbase to become an official city in Texas.Having your own city allows you to make your own zoning laws. It is very convenient.
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