Is there white hole in the universe?

In summary: They violate laws of physics and are hard to observe. They are the opposite of black holes and are only theoretical. They may have a link to black holes through an Einstein-Rosen bridge, which is a type of unstable tunnel. Some evidence of black holes exists, but not for white holes. They may emit strong X-rays, but are difficult to detect due to the speed at which they expel matter.
  • #1
the Physic freak
18
0
i am just concerning that if there is black holes, is there white holes as well?
 
Astronomy news on Phys.org
  • #2
white holes is only theortical. Black holes are too but we do have eveindence of there exictance.
 
  • #3
AFAIK the most prominent conception of a white hole is that of the second mouth on an Einstein-Rosen bridge. However such 'tunnels' are unstable, they pinch closed if any matter passes through them, unless they are held stable by some very 'exotic' matter with properties like negative mass, IIRC.
 
  • #4
I've always been a little confused about the einstein-rosen bridge. how could the "opposite" end of the black hole expel matter? can you really come to the conclusion that, based on current physics, there can be some type of mechanism that allows the mater to be expelled through the other end?

is that what a white hole is?
 
  • #5
I thought (white holes) broke the second law of thermo d .
 
  • #6
What is the einstein-rosen bridge?
 
  • #7
the Physic freak said:
What is the einstein-rosen bridge?

is it not the link between black and white hole ?
 
  • #8
the Physic freak said:
What is the einstein-rosen bridge?

http://www.krioma.net/articles/Bridge%20Theory/Einstein%20Rosen%20Bridge.htm
 
Last edited by a moderator:
  • #9
i think we can observe some strong X - Ray near the white hole if it existed.
 
  • #10
'white holes' violate some of the most cherished laws of physics [e.g. thermodynamics, energy conservancy]. That might explain why they are not observed.
 
  • #11
White holes would be very hard to see becuase all their enery-mass give off goes at the speed of light. Like in a black hole the (only way you can get out is the speed of light) the only way you can get in white hole is at the speed of light. They may blink on and off, when different things come from the otherside they go at the speed of light and are hard to observe.

Summary: WHire Holes expell things too fast.
 

Related to Is there white hole in the universe?

1. What is a white hole?

A white hole is a hypothetical region in space that is the opposite of a black hole. Instead of pulling matter and energy in, a white hole is thought to release matter and energy outwards.

2. How is a white hole different from a black hole?

A black hole is a region of space with a strong gravitational pull that does not allow anything, including light, to escape. A white hole, on the other hand, is thought to be a region that releases matter and energy, making it the opposite of a black hole.

3. Do white holes really exist?

Currently, there is no direct evidence of the existence of white holes. They are purely theoretical and have not been observed or detected by scientists. However, some scientists believe that they may exist in certain solutions to Einstein's equations of general relativity.

4. Can we observe a white hole?

As of now, there is no way to observe a white hole. If they do exist, they would be extremely rare and would require advanced technology to detect or observe. However, scientists are actively searching for ways to detect or observe white holes.

5. How would a white hole affect the universe?

If a white hole exists and can release matter and energy, it would have a significant impact on the universe. It could potentially create new galaxies and change the structure of the universe. However, more research is needed to fully understand the potential effects of a white hole.

Similar threads

I Any evidence of white holes in the Universe?
    • Astronomy and Astrophysics
Replies
15
Views
2K
B What is the actual shape of black holes?
    • Astronomy and Astrophysics
Replies
4
Views
307
I Can there be slowly-falling accretion disks in black holes?
    • Astronomy and Astrophysics
Replies
11
Views
346
I Is it possible to unbind a neutron star?
    • Astronomy and Astrophysics
Replies
2
Views
1K
I Amount of black hole entropy inside the Universe?
    • Astronomy and Astrophysics
Replies
5
Views
2K
B Circumgalactic Black hole imaged by the Hubble Space Telescope
    • Astronomy and Astrophysics
Replies
1
Views
1K
B Ultramassive Black Hole (UMB), 30 billion solar masses?
    • Astronomy and Astrophysics
Replies
4
Views
1K
I Runaway supermassive black hole?
    • Astronomy and Astrophysics
Replies
1
Views
1K
B Black hole gravitational pull
    • Astronomy and Astrophysics
Replies
14
Views
2K
B So, a black hole and an antimatter star bump into each other....
    • Astronomy and Astrophysics
Replies
5
Views
1K

Hot Threads

Recent Insights

Back
Top