微尘 发表于 2025-3-25 04:34:11

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的阐明 发表于 2025-3-25 10:36:55

Genetics aboard relativistic spaceshipsn of time-rescaled Brownian motion that embodies both time rescaling, typical of relativity, and Brownian motion, typical of the stochastic processes of genetics. Though the mathematics involved is not difficult, to set out the calculations in detail would require too much space. Thus, the main lines of thought only have been highlighted.

Concrete 发表于 2025-3-25 12:13:26

Claudio MacconeProvides the reader with an insight into the science and technology of interstellar spaceflight as it is currently envisaged.Examines for the first time how it may be possible to exploit the Sun as a

Circumscribe 发表于 2025-3-25 18:19:00

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MUT 发表于 2025-3-25 20:51:23

Developing Multilingual Writing., or the ., started in 1959 with the seminal paper of [.]. SETI was experimentally pursued for the first time by Drake in 1960 (Project Ozma, , Reading #25) and later developed into a large body of interdisciplinary knowledge .

CLASP 发表于 2025-3-26 03:29:34

National Urban Policy: Tool for DevelopmentThe gravitational lens of the Sun still needs more study. In fact, above the surface of the Sun, the Corona extends into space across distances that are comparable with the Sun radius, and the coronal effects may only complicate the physical picture of the Sun as a gravitational lens.

动脉 发表于 2025-3-26 07:31:31

https://doi.org/10.1007/978-981-19-5587-7It is well known that in special relativity two time variables exist: the coordinate time ., which is the time measured in the fixed reference frame, and the proper time τ, which is the time shown by a clock rigidly connected to the moving body. They are related by . where .(.) is the body velocity and . is the speed of light (see ).

Pudendal-Nerve 发表于 2025-3-26 10:00:16

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蚊子 发表于 2025-3-26 15:17:57

The Coronal Plasma “pushing” the focus of the gravity + plasma lens far beyond 550 AUThe gravitational lens of the Sun still needs more study. In fact, above the surface of the Sun, the Corona extends into space across distances that are comparable with the Sun radius, and the coronal effects may only complicate the physical picture of the Sun as a gravitational lens.

inspiration 发表于 2025-3-26 19:36:24

KLT of radio signals from relativistic spaceships in uniform and decelerated motionIt is well known that in special relativity two time variables exist: the coordinate time ., which is the time measured in the fixed reference frame, and the proper time τ, which is the time shown by a clock rigidly connected to the moving body. They are related by . where .(.) is the body velocity and . is the speed of light (see ).
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查看完整版本: Titlebook: Deep Space Flight and Communications; Exploiting the Sun a Claudio Maccone Book 2009 Springer-Verlag Berlin Heidelberg 2009 Communication.D