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Posts: 10
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SETI Odds and Ends
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Published: September 15, 2025 14:39
Iām catching up with a lot of papers in my backlog, prompted by a rereading yesterday of David Kippingās 2022 paper on the Wow! Signal, the intriguing, one-off reception at the Big Ear radio telescope in Ohio back in 1977 (Kipping citation below). I hadā¦
Stitching the Stars: Grapheneās Fractal Leap Toward a Space Elevator
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Published: September 10, 2025 15:47
The advantages of a space elevator have been percolating through the aerospace community for quite some time, particularly boosted by Arthur C. Clarkeās novel The Fountains of Paradise (1979). The challenge is to create the kind of material that could makeā¦
3I/ATLAS: The Case for an Encounter
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Published: September 6, 2025 13:57
The science of interstellar objects is moving swiftly. Now that we have the third āinterloperā into our Solar System (3I/ATLAS), we can consider how many more such visitors weāre going to find with new instruments like the Vera Rubin Observatory, with itsā¦
Ancient Life on Ceres?
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Published: September 3, 2025 18:51
We keep going through revolutions in the way science fiction writers handle asteroids. Discovered in 1801, Ceres and later Pallas (1802) spawned the notion that there once existed a planet where what came to be thought of as the asteroid belt now exists.ā¦
Amazing Worlds: A Review
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Published: August 29, 2025 16:34
I hardly ever watch a film version of a book I love because my mental images from the book get mangled by the film makerās vision. Thereās also the problem of changes to the plot, since film and novels are entirely different kinds of media. The outliers,ā¦
Claudio Maccone (1948-2025)
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Published: August 22, 2025 15:18
In all too many ways, I wasnāt really surprised to learn that Claudio Maccone had passed away. I had heard the physicist and mathematician had been in ill health, and because he was a poor correspondent in even the best of times, I was left to more or lessā¦
Generation Ships and their Consequences
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Published: August 15, 2025 18:44
Our ongoing discussion of the Project Hyperion generation ship contest continues to spark a wide range of ideas. For my part, the interest in this concept is deeply rooted, as Brian Aldissā Non-Stop (1958 in Britain, and then 1959 in the U.S. under theā¦
Chrysalis: Designing a Generation Ship
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Published: August 12, 2025 19:06
If you want to explore the history of generation ships in science fiction, you might start with a story by Don Wilcox. Writing in 1940 for Amazing Stories, Wilcox conceived a slick plot device in his āThe Voyage that Lasted 600 Years,ā a single individualā¦
A Candidate Gas Giant at Alpha Centauri A
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Published: August 8, 2025 14:02
Early next week Iāll be discussing the winning entry in Project Hyperionās design contest to build a generation ship. But I want to sneak in the just announced planet candidate at Alpha Centauri A today, a good fit with the Hyperion work given that theā¦
A Rotating Probe Launcher Alternative to TARS
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Published: August 5, 2025 14:43
Shortly before publishing my article on David Kippingās TARS concept (Torqued Accelerator using Radiation from the Sun, I received an email from Centauri Dreams associate editor Alex Tolley. Alex had come across TARS and offered his thoughts on how toā¦