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For the question What's up with the “What's Up at Wallops” app? I was reviewing the What's up at Wallops website and drifted to the launch photos page where I saw this aircraft. I did not find a caption, and a quick reverse image search in google did not return any helpful results.
I am fa...
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Note: Based on comments here and an understanding of how orbits are perturbed by the Earth's oblateness as expressed in $J_2$, the conclusions of this answer are incorrect. The orbit will precess around the Earth's axis, but generally not change in inclination appreciably. The conclusion at the e...
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If you view this answer and hover your cursor over the text, you can see each link clearly because it changes color dramatically, assuming your device has a hover method and the color contrast is suitable for your vision.
But here in Space Exploration SE we have a very tiny shift in color, which...
I ask this here, due to the nature of the topic, even though Worldbuilding SE is just as good a place, but....you know. Just wanting to ask some people with actual scientific credibility than a bunch of random authors on this issue.
So, what would hypothetical Martian lava tube microbes look li...
Second Genesis is a 1986 science fiction novel by American author Donald Moffitt.
In the previous novel, The Genesis Quest (1986), the alien Nar species discovered radio transmissions containing the genetic codes and cultural records of a species called Humanity, transmitted from a distant galaxy. Now the humans created with this information have discovered the biochemical key to immortality, and have decided to dedicate their now-long lives to discovering their origins in the distant Milky Way. They create a starship using a Dyson tree called Yggdrasil, bound to a Bussard ramjet, to search for...
