伽玛暴(Gamma-Ray Burst)笔记。记录有关伽玛暴的新文章,另外也包括看的老文章、自己的想法、以及跟天文相关的一些东西。 Feel free to leave me a message by comments or by email.

星期三, 四月 18, 2007

星期三, 四月 11, 2007

宇宙是一个大黑洞?

好像有地方说宇宙本身可能就是一个黑洞,什么意思?
是说现在的宇宙就是?也就是说黑洞里不是奇点,而是可以存在像咱们这样的物体;
还是说宇宙过一段时间收缩,最终会形成一个黑洞。
如果是后者就没什么意思了。

星期三, 四月 04, 2007

天文学基础网上课程地址

from http://astronomy.nju.edu.cn/~lixd/wrat/astronomy.htm


天文学基础 (Introductory Astronomy)

天文学导论(北京师范大学天文系)

General Astronomy (李向东,南京大学天文系)

高等天文学(徐仁新,北京大学天文系)

Astronomy: Stars and Galaxies (R. McCray, Colorado University)

Astrophysics Introductory Course (R. Bender and A. Burkert, Universität München)

Elementary Astronomy (Nick Strobel)

Astronomy 161 The Solar System and 162 Stars, Galaxies, and Cosmology (University of Tennessee)

Astronomy 101/103: The Nature of the Universe (T. Herter, Cornell University)

Astronomy 121 (Solar Systems) /122 (Stars) /123 (Galaxies and Cosmology) (J. Brau, University of Oregon)

Astronomy 162: Introduction to Stellar, Galactic, & Extragalactic Astronomy (B. Ryden, Ohio State University)

Physics 406: Introduction to Astronomy (E. Möbius, University of New Hampshire)

Astronomy 103: Astronomy (J. C. Evans, George Mason University)

Physics 7: Introduction to Astronomy (H. E. Smith, University of California, San Diego)

Physics 202: Introduction to Astronomy (D. E. Gary, NJIT)

Astr 250: Fundamentals of Astronomy (M. Ricke, University of Arizona)

Introduction to Astronomy (Jörn Wilms, University of Tübingen)