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  photon rocket
Generally covariant equations of motion of a photon rocket comprising all the basic dynamic and thermodynamic processes are derived and are written for the case of a weak gravitational field.
      
We also show that thesub-class of metrics for which both pseudotensors vanishincludes the Kinnersley photon rocket metric for anarbitrarily accelerating point mass.
      


In this paper, the greatest possible speed limitation of the spaceshuttle is discussed.Using the special theory of relativity and an ideal model of "the photon rocket",the authorderives the conditions of the photon space shuttle'S maximum speed and the formula of whichconcerning u equal star distances". The further discussion explains that:laying asidetechnical possibility, and only considering theoretical conclusion, it is almost impossible forthe space shuttle featuring outstandingly relativistic effect to...

In this paper, the greatest possible speed limitation of the spaceshuttle is discussed.Using the special theory of relativity and an ideal model of "the photon rocket",the authorderives the conditions of the photon space shuttle'S maximum speed and the formula of whichconcerning u equal star distances". The further discussion explains that:laying asidetechnical possibility, and only considering theoretical conclusion, it is almost impossible forthe space shuttle featuring outstandingly relativistic effect to come out.

本文旨在讨论“光子飞船”的最大速率问题.作者利用“光子火箭”的理想模型,并依据狭议相对论的有关理论,推导出“光子飞船”最大速率条件和“等星距”最大速率公式。文章指出:即使不考虑技术上的可能性,光从理论上而论,出现有明显相对论效应的宇宙飞船的可能性是不大的。

 
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