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re: Black hole recorded eating star and then spitting parts back out

Posted on 1/19/23 at 8:27 pm to
Posted by jcaz
Laffy
Member since Aug 2014
15625 posts
Posted on 1/19/23 at 8:27 pm to
I thought black holes sent their meals to another dimension in space time?
Posted by Joshjrn
Baton Rouge
Member since Dec 2008
27068 posts
Posted on 1/19/23 at 8:41 pm to
quote:

I thought that nothing entering a black hole could ever come back out???


Anything that fully makes impact won't, but black holes aren't actually holes. Just think of a physical object so massive that not even light can escape its gravitational pull. But just like we slingshot satellites around the moon, if you get the speed and the angle just right, I imagine you could end up with bits that launch around and back out. The window for that to happen is apparently quite small, though.
Posted by deltaland
Member since Mar 2011
90617 posts
Posted on 1/19/23 at 8:51 pm to
Goatse
Posted by deltaland
Member since Mar 2011
90617 posts
Posted on 1/19/23 at 8:59 pm to
quote:

Just think of a physical object so massive that not even light can escape its gravitational pull. But just like we slingshot satellites around the moon, if you get the speed and the angle just right, I imagine you could end up with bits that launch around and back out. The window for that to happen is apparently quite small, though.


If you cross the event horizon it’s not escaping. Black holes are an area of singularity they do not have a surface.

There are interesting theories on them. One of which basically is our observable universe is actually within the event horizon of a black hole. And more universes exist that we cannot see. And that when a black hole is created within our universe a big bang occurs and there is a white hole on the reverse side of the black hole where matter absorbed by the black hole is ejected from the white hole creating an entirely new small universe. But the new universe cannot see past the white hole because no light, matter or information can enter it.

It’s incredibly fascinating to think about. It only sucks that I’ll never get close to the answers in my lifetime
Posted by Joshjrn
Baton Rouge
Member since Dec 2008
27068 posts
Posted on 1/19/23 at 9:02 pm to
quote:

If you cross the event horizon it’s not escaping.


Yes.

quote:

Black holes are an area of singularity they do not have a surface.


We don't actually know that.

quote:

There are interesting theories on them. One of which basically is our observable universe is actually within the event horizon of a black hole. And more universes exist that we cannot see. And that when a black hole is created within our universe a big bang occurs and there is a white hole on the reverse side of the black hole where matter absorbed by the black hole is ejected from the white hole creating an entirely new small universe. But the new universe cannot see past the white hole because no light, matter or information can enter it.

It’s incredibly fascinating to think about. It only sucks that I’ll never get close to the answers in my lifetime


I enjoy the theories as well
Posted by BiggerBear
Redbone Country
Member since Sep 2011
2923 posts
Posted on 1/19/23 at 9:07 pm to
quote:

I'm sure the star didn't make it past the event horizon before being ripped apart and flung out while in the black hole's accretion disk.


Correct. Once past the event horizon, it isn't coming out in the method described. Here's the original article if you are interested.

LINK to Astrophysical Journal Article from October.
Posted by Da Sheik
Trump Tower
Member since Sep 2007
7938 posts
Posted on 1/19/23 at 9:08 pm to
And the smart ones know how it all works
Posted by ccomeaux
LA
Member since Jan 2010
8184 posts
Posted on 1/19/23 at 9:30 pm to
I think science knows less about black holes than the human brain and we aren’t even close to understanding our own brains

The idea of a black hole being immensely dense matter eating other matter through its gravitational pull seems less plausible every time something is published on the subject

I think there’s a better chance that it’s a window to other dimensions or other points in space time

Perhaps the presence of matter dilates the portal or wormhole and we observe that as expansion ? I just don’t think that matter stops and becomes part of the core

Physics has changed the speed of light 7 times

Have we changed other constants like that ? No , math is the same today as it was for Divinci or Newton or Cro-Magnon.

I’m not a physicist but I took a lot of physics and never could get in agreement with the assumptions made regarding this subject matter
Posted by Joshjrn
Baton Rouge
Member since Dec 2008
27068 posts
Posted on 1/19/23 at 10:14 pm to
quote:

Physics has changed the speed of light 7 times


Expound? I'm not familiar.
Posted by Robin Masters
Birmingham
Member since Jul 2010
29772 posts
Posted on 1/19/23 at 10:15 pm to
quote:

Black hole recorded eating star and then spitting parts back out


It moved.
Posted by theunknownknight
Baton Rouge
Member since Sep 2005
57316 posts
Posted on 1/19/23 at 10:27 pm to
quote:

Physics has changed the speed of light 7 times


For starters, the speed of light isn’t a true constant.
Posted by Meauxjeaux
98836 posts including my alters
Member since Jun 2005
39952 posts
Posted on 1/20/23 at 4:36 am to
It’s been a few years since I’ve been interested in it, but apparently the speed of light has been measurably slowing down.
Posted by davyjones
NELA
Member since Feb 2019
30112 posts
Posted on 1/20/23 at 4:50 am to
quote:

I thought that nothing entering a black hole could ever come back out???

It’s possible to come back out, but only if you enter the black hole backwards.
Posted by Tempratt
WRMS Girls Soccer Team Kicks arse
Member since Oct 2013
13356 posts
Posted on 1/20/23 at 6:23 am to
Kinda like an Owl spiting out the bones of a rodent.
Posted by themunch
Earth. maybe
Member since Jan 2007
64660 posts
Posted on 1/20/23 at 7:26 am to
That is some cool shite. When does our star find a black hole?
Posted by latech15
Member since Aug 2015
1169 posts
Posted on 1/20/23 at 8:29 am to
quote:

thought that nothing entering a black hole could ever come back out???


No, you have it wrong. The law of physics you are thinking about is actually, “Once you go black you can’t come back”
Posted by AUTimbo
Member since Sep 2011
2868 posts
Posted on 1/20/23 at 9:29 am to
I escaped from a black hole once
Posted by SuperOcean
Member since Jun 2022
3219 posts
Posted on 1/20/23 at 10:02 am to
Anorexic stars are nothing new...
Posted by paperwasp
11x HRV tRant Poster of the Week
Member since Sep 2014
23123 posts
Posted on 1/20/23 at 10:19 am to
 
This post was edited on 2/7/23 at 8:23 am
Posted by GumboPot
Member since Mar 2009
118799 posts
Posted on 1/20/23 at 10:44 am to
What's amazing, these astronomers are looking at the events that occurred at this black hole 665 million years ago. No telling what is happening right now.
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