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- Celestial objects, space, and the physical universe as a whole.
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Jan16-12 Greg Bernhardt
aandc, library, reference Sticky Thread Pinned: A&C reference library ( 1 2 3 ... Last)
Use this topic to post links to helpful/informative websites about astronomy & cosmology.
Jul3-14 06:29 PM
140 115,116
Hellfire requested that I post a list of classic papers that one could use for reference when trying to understand the...
Nov28-12 01:12 AM
17 45,661
If dark energy repels things at the speed of light, does that mean if light energy is produced near it, it would repel...
Nov11-12 09:32 PM
2 1,297
This is a question relating to the current observation, and what exactly they mean. According to Lorentz...
Aug29-09 10:25 AM
15 1,816
So as someone with no real knowledge of the topic, can anyone tell me what I'm missing? Our observations don't fit...
Apr19-12 03:16 PM
11 2,225
dark, energy Dark energy? ( 1 2 3 ... Last) XMM-Newton studies the X-ray universe...
Jul21-04 05:01 PM
167 12,116
Reading Saul's thread on dark matter on the ropes, I...
May16-10 09:57 PM
0 1,701
You know, I've always been secretly hoping that dark matter was an aberration of our observations or calculations,...
Feb1-06 12:33 AM
49 4,785
My understanding is that dark matter surrounds a galaxy in a spherical formation. What I don't understand this type of...
Aug11-04 01:58 AM
4 1,775
If dark matter has mass, interacts with gravity, and is pervasive then why isnít it gathering at points of mass and...
Dec14-04 09:08 PM
7 1,308
Hey guys, what is dark matter?what is it made up of and where is it?can any theory explain this? can string...
Sep19-05 03:20 AM
4 1,205
Do dark matter bend light? Have they found dark matter?
Jan25-06 01:25 AM
2 1,330
What is the evidence in favor of dark matter? How does does this take into account baryonic and non-baryonic matter?
Dec6-06 08:54 PM
13 1,687
An easy one. How does dark matter clump together,is it possible for dark matter to form a sun.
Apr12-07 08:48 PM
10 1,593
I was simply wondering if dark matter is most-likely a Solid, Liquid, Gas, or Plasma.
Jan30-08 10:50 AM
23 4,598
I heard that dark matter could be the CMB mass corresponding, but I am not satisfied from that. What about this?
Sep5-08 11:46 PM
3 1,232
If I remember correctly, I read somewhere that a particle with spin can be trapped in a magnetic field gradient. Can...
Dec21-08 03:53 PM
0 1,166
Could the effect of "Dark Matter" be explained if in the formaul for Gravitational attraction: F = GMm/d^x Where x...
Oct17-09 10:01 AM
7 1,119
Ok,so im a bit of a noob so go easy on me! i was having a chat recently with my uncle (whos an astro physicist here...
Nov28-09 08:59 AM
9 1,078
Could quantum mechanics be related to dark matter? As in new 'stuff" is being made therefore pushing the time space in...
Aug10-10 06:36 PM
2 1,208
If dark matter really does exist everywhere, and is constantly passing through our bodies, why doesnt this extremely...
Jun27-11 09:28 AM
2 2,056
What proof do we have that dark matter exists.
Feb28-14 07:02 AM
28 1,956
I'm not trying to advance a pet theory here .. it's really just a question. Why don't physicists serious consider...
Mar25-05 04:29 PM
16 3,852
I apologize in advance if this is the wrong forum for this thread... My overall question is: What specifics,...
Dec20-05 03:23 AM
1 1,058
How strong is the influence of dark matter typically at the periphery (50.000 LY away from the center) for example in...
Jul10-12 01:30 PM
1 1,378
Any reason why cold dark matter isn't just ice? All the chemical reactions going on out there since the creation of...
Oct30-11 12:04 PM
9 5,394
Hello All, Here is an article we have just published on a very interesting development concerning dark matter:...
Oct11-05 03:53 PM
Lapin Dormant
43 3,936
Are there any different testable predictions of the DM (WIMPs) having different spin: 1/2 or 1? For example, if DM...
Jan13-10 10:01 AM
8 2,080
Average density of universe is 9.3 x 10^-27 Kg-mass/M3. Volume of Cubic-Light-Year is 2.7 x 10^25 M3. Result is .25...
Feb4-11 06:52 AM
11 2,163
If Dark Matter and Dark Energy are so abundant wasn't to be expected that they should be found on Earth? We can...
Jul10-10 12:06 PM
5 1,277
Twenty first century dark matter reminds me of ninetieth century luminiferous aether. Without dark matter, current...
Jan9-11 03:05 PM
9 2,199
When I was doing science fair projects in astrophysics, sometimes I felt like asking my mentor random astronomy...
Jan19-09 05:01 PM
Count Iblis
23 3,864
Hi everyone, I have just read an article about the discovery of a ring of a dark matter. In fact I do not...
Jun15-07 12:44 PM
4 1,253
i don't understand how dark matter acts upon the rotation of a galaxy. galaxy rotation doesn't work the same way that...
Mar19-04 06:38 PM
4 2,456
I recently had some thoughts about the big "space" between electrons and the nuclei and how weird it would be if that...
May28-08 08:17 AM
22 3,426
When it comes to dark matter; Has the mass of the super-massive black holes residing at the core of every galaxy been...
Nov30-11 10:20 AM
47 9,340
So I'm running a superhero game on another forum and I am trying to keep comic book physics to a minimum. Problem...
Nov10-07 11:07 PM
4 1,418
Does space plasma explain dark matter? I have read about how Voyager 1 showed that there was different density in...
Oct16-13 04:15 AM
4 2,471
At this point, i am not yet convinced that enough data is in on the subject of dark matter/dark energy to support...
Feb19-08 03:16 PM
17 3,909
Hello I have a question (well its 2 questions)... I'm not hugely knowledged on the subject so i tend to question...
May21-14 04:19 AM
14 1,122
Just an idea: Suppose dark matter has a repulsive force towards matter and dark matter which follows a yukawa...
Nov10-10 05:43 PM
4 1,401
Knotty Jets, the Tell Tales for Early Dark Matter and Spiral Galaxy formation. It is proposed that the new...
Oct19-03 05:02 PM
7 2,797

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