The fact that it's 2021, we can build fully autonomous vehicles, and we're not sending them to every interesting spot in the solar system is one of the many frustrations that together fill up my day.https://news.arizona.edu/story/methane-plumes-saturns-moon-enceladus-possible-signs-life …
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Everyone has a vision for the first mission to Mars, but no one has a credible plan for a fourth or fifth mission. It's like we're determined to cosplay the entire Apollo program, including the part where the program is axed, 50 years go by, and we lose all the expertise we had
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Unless they find Taliban on Mars, there's no way we're spending a trillion dollars for a sustained American presence there
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End of conversation
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But the marketing value is immense. And that really is what is necessary to generate the economic thrust for the rest of the space program: this fantasy of being intrepid space explorers
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This isn’t true if you ask actual Mars geologists, who even have parochial NASA budget reasons to advocate against HSF funding
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Except they're headed in the nuclear propulsion direction, which'll drastically cut trip time.
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