Recent content by mars2

i think we can observe some strong X - Ray near the white hole if it existed.

diameter is 3km ,if our sun become a black hole.

Try http://www.fourmilab.to/solar/" .:smile:

:blushing: My English is poor.So ...The threads I read is more than I reply .When I meet lion in threads ,I often use this on line http://cb.kingsoft.com/". "involuted" mean "hard to learn" 、"complex".:blushing: I want to improve my English .^_^ The universe is so strange .I think if I...

Oh~~It is so involuted.:zzz:

I think it is a philosophic problem .And ...the universe is finite ,but it have no boundary.It seems like ...you walking on the ground but never fall over the cliff and leave our Earth ~~ ^_^

en...there is (are) a black hole(s) in every galaxy .the astronomers have found some evidences . Cygnus X-1,maybe,is a black hole .

yes,compared with our solar system .

spacetime... It exist from the Big Bang,I think.

Hi everyone . I come here too. Now ,in Nanjing, it is very hot .And the weather isn`t so good.Because ,at night ,I only see the Jupiter in the sky ! So I`m waiting for a sunny day for watching the beautiful sky again!

And I`m from China. Is there anyone from China?

Lisa, I give the website a try again,and find something in it! In cosmology, dark matter consists of elementary particles that cannot be detected by their emitted radiation but whose presence can be inferred from gravitational effects on visible matter such as stars and galaxies. Estimates...

The websites Chronos writed... now are in my blog. (:

Wolram Thx very much! (:

The new moons brings Saturn's tally to 46, second only to Jupiter's 63. Astronomers knew of 31 Saturnian moons before Cassini's arrival in July 2004. The NASA spacecraft has added 3 confirmed new moons, and several more candidates await confirmation...