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4 |
1,332 |
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20 |
2,800 |
|
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The impossible early galaxy (continued) by
jacobnavia
ZF-COSMOS-20115
A dead galaxy, with 3 time more stars than the milky way. Just 1.65 Gy
after the supposed bang.
Star formation has shutted down there. And...
|
|
2 |
1,218 |
|
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|
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4 |
1,241 |
|
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|
|
0 |
1,087 |
|
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|
|
0 |
1,056 |
|
|
Type II or NELG? by
Eric Flesch
I can't seem to find a definitive distinction between a galaxy with a
type-II narrow-line AGN core and a so-called NELG ("narrow
emission-line galaxy"). NELGs...
|
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3 |
1,091 |
|
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0 |
1,139 |
|
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The telescopes of the future by
jacobnavia
Caltech has demonstrated a camera without lenses.
https://petapixel.com/2017/06/22/caltech-made-sensor-lensless-camera-future/
quote
The camera has an...
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4 |
1,306 |
|
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Milliquas v5.2 includes SDSS DR14 by
Eric Flesch
The Million Quasars (Milliquas) catalogue presents a new release,
v5.2, which includes just-published SDSS-DR14 and SDSS-DR14Q data.
The count of type-I...
|
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1 |
1,474 |
|
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A new impossible galaxy by
jacobnavia
Massive dead disk galaxy challenges theories of galaxy evolution
https://www.sciencedaily.com/releases/2017/06/170621145150.htm
This galaxy (3 times the mass...
|
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8 |
1,309 |
|
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Acceleration by
jacobnavia
A sample of 23 galaxies just 800 million years after the big bang was
published by a team of astronomers:
https://arxiv.org/abs/1703.02985v3
The article is...
|
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4 |
1,233 |
|
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Cassini mission end by
Bruce D. Scott[_2_]
In sci.astro.research Steve Willner wrote:
| As most of us probably know, the Cassini mission to Saturn will end
| with the Grand...
|
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1 |
1,165 |
|
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Spectral line changes? by
No Name
]
Question: Is the spectral line signal for hydrogen different for
hydrogen in hydrogen gas compared with hydrogen in water?
Or, if one were observing the...
|
|
5 |
1,519 |
|
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|
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0 |
1,035 |
|
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|
|
1 |
1,009 |
|
|
WIMPs by
Steve Willner
There have been many discussions here about WIMPs and searches for
them. Today's CfA Colloquium given by Dan Hooper of Fermilab offered
a good overview of the...
|
|
2 |
1,255 |
|
|
entropy and gravitation by
Phillip Helbig
A smooth distribution corresponds to high entropy and a lumpy one to low
entropy if gravity is not involved. For example, air in a room has high
entropy,...
( 1 2 3 ... Last Page)
|
|
30 |
3,762 |
|
|
Dark matter is: by
jacobnavia
As I read in the press, we have found a great percentage of dark matter.
Astronomers have suceeded in seeing the shadows of filaments in the
light of the CMB....
( 1 2 3 ... Last Page)
|
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33 |
3,359 |
|
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Verifying by
jacobnavia
If there is anew kind of attractive force, unknown to us, that pulls
matter together, we should be able to see some effects of this feeble
force in our...
( 1 2)
|
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13 |
2,206 |