Answers

2015-12-11T20:53:31+05:30
No white holes does exist and black hole is called so because nothing can escape from it if it gets near a black hole.
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2015-12-12T13:59:49+05:30
Yes it can be. because scientist had find that our solar system has formed from white hole. thats why it can be said that there would be white hole in another galaxies.
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