Blackhole under the sun?, page 1
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reply posted on 23-1-2005 @ 01:54 PM by Intelearthling
Originally posted by surfup
Originally posted by tomcat ha
blackholes don't suck you up.


Really? Why do you think they call them blackholes?

Surf


Astrophysicists are still finding out a lot of information about blackholes that was unknown several years ago.

For instance, when the gravitational pull of a black hole starts pulling in matter, this matter may revolve around the blackhole almost indefinitely, gradually increasing in speed to near the speed of light until all the sub-atomic componemts that make up matter has been shredded into quarks.

When these quarks finally become part of the accretion disk, they'll act more or less like a liquid. Black holes are really disks that rotate at near-light speeds and matter at the north and south poles are being jettisoned into space at speeds approaching lightspeed!

EDIT: Geophysicists are speculating that at the very center of the Earth and other planets may have densities approaching that of black holes. It doesn't "suck" everything in but keeps everything together.

Also, Neptune has orbital deviations that is caused by something a lot more massive that what Pluto is.

This is the reason for the search for Planet-X (10). Some theorize a brown dwarf circling the Sun and others theorize a planet that is more massive than Jupiter but can't reflect any of the Sun's light, therefore being difficult to spot.

What does this sound like to you. BTW, it's my seculation that a blackhole with the mass of Jupiter would be about 1' (one foot) in diameter, given that the mass of the Earth can be squeezed into a quarter dollar coin (U.S.).

[edit on 23/1/05 by Intelearthling]


reply posted on 23-1-2005 @ 03:33 PM by E_T
Originally posted by ShadowXIX
Black holes do indeed suck you up for all practical purposes, a blackhole close enough to the sun would start feeding on the sun until it swallowed the entire sun. Even if it was not close enough to feed we would likely be able to detect the effects it would have on bodies like the sun.
Yeah, and matter in accretion disk heats up to huge temperatures causing it to start sending very strong electromagnetic radiation throughout whole spectrum. (up to very energetic gamma-rays)

And if it would be "silent" (without matter falling to it) its gravity would still affect to orbits of planets like second star coming into our solar system.
Disturbances in orbits of planets caused by its gravity would enable scientist to calculate its rough position, then using this position they could use gravity lens phenomena to find it.
(Neptune was found from rough position calculated using disturbances in orbits of inner planets)


Originally posted by Intelearthling
EDIT: Geophysicists are speculating that at the very center of the Earth and other planets may have densities approaching that of black holes

It isn't even close, solid material are hard to compress and there just isn't enough pressure.

At the core-mantle boundary, composition changes again. Seismic waves suggest this material is of a very high density (10-13 g/cm3), which can only correspond to a composition of metals rather than rock.
www.visionlearning.com...

Density of white dwarfs is in same class like 50% from mass of sun compressed to size of earth... or ~ million times denser than our sun. (Mean density (gm/cm^3): 1.410)
In case of neutron star density is yet again ~ million times bigger.
And in case of blackhole density is infinite.
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