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Astronomers find most distant galaxy ever by Richard D. Saam
Interesting development Astronomers find most distant galaxy ever http://arxiv.org/abs/1502.05399 at z=7.730 only 650 Myr after the Big Bang
May 16th 15 03:34 AM
by Richard D. Saam Go to last post
6 1,242
Cosmology situation by jacobnavia
http://aeon.co/magazine/science/has-cosmology-run-into-a-creative-crisis/ Steinhardt was one of the first high-profile physicists to question BICEP2's...
May 15th 15 02:52 AM
by Phillip Helbig (undress to reply)[_2_] Go to last post
1 840
Can dark matter be small objects? by Ray Tomes[_3_]
Gas and dust is able to be detected by its effect on light. Large objects glow from their own light. If intermediate objects were at low temperature would they...
April 30th 15 03:24 PM
by Richard D. Saam Go to last post
9 1,173
Dark energy doesn't exist? by jacobnavia
Paper: http://iopscience.iop.org/0004-637X/803/1/20/pdf/0004-637X_803_1_20.pdf http://arxiv.org/abs/1408.1706 for the open-access preprint. The journal paper...
April 30th 15 04:47 AM
by Craig Markwardt[_2_] Go to last post
5 870
Dark Matter Cross-Section by Richard D. Saam
Ref: http://arxiv.org/abs/1503.07675 This reference indicates dark matter cross-section and resultant drag characteristics for 72 studied galactic...
April 20th 15 05:28 AM
by Richard D. Saam Go to last post
6 1,268
HST 25th anniversary slide set by Steve Willner
I got the below from an HST mailing list but have not looked at the slides myself. If any questions, contact STScI, not me. -----Begin included...
April 3rd 15 08:31 AM
by Steve Willner Go to last post
0 942
A retrograde Milky Way? by Phillip Helbig (undress to reply)[_2_]
Looking down on the Milky Way from the north galactic pole, our galaxy rotates clockwise. For a planet in the solar system, the corresponding rotation would...
April 1st 15 05:45 PM
by Steve Willner Go to last post
2 1,029
An old galaxy at z=7.1 by jacob navia[_5_]
The scientific paper is he http://www.eso.org/public/archives/releases/sciencepapers/eso1508/eso1508a.pdf The press release is...
(Multi-page thread 1 2 3 ... Last Page)
March 18th 15 12:44 PM
by Phillip Helbig (undress to reply)[_2_] Go to last post
34 2,715
New A&A Paper On Astrophysical Dark Matter by Robert L. Oldershaw
Title: A new look at microlensing limits on dark matter in the Galactic halo Author: M.R.S. Hawkins Journal: Astronomy and Astrophysics, vol. 575, pg. 107,...
(Multi-page thread 1 2)
March 18th 15 08:31 AM
by jacob navia[_5_] Go to last post
15 1,540
BICEP-2 and Turok by Robert L. Oldershaw
In a piece in Physics World, Neil Turok is quoted as saying: "For the past 35 years, theoretical physics has been an extravaganza of model-building" "sort of...
February 4th 15 10:36 PM
by Robert L. Oldershaw Go to last post
0 1,007
Something To Keep An Eye On by Robert L. Oldershaw
There are reported to be about 10,000 fast radio bursts per day being generated by an unknown population. Now they (Parkes radio telescope) have observed a...
January 20th 15 07:46 AM
by Robert L. Oldershaw Go to last post
1 865
Google Scholar by [email protected]
I am also having the same issue. The issue is, the citations of the two articles are merged. The details of them are given below: 1. Image denoising based on...
January 1st 15 10:44 PM
by Phillip Helbig (undress to reply)[_2_] Go to last post
1 1,038
Improved birthdate of the universe? by stargene
This seems an appropriate query for the 'birth' of a new year. In early December, 2014, Nazzareno Mandolesi, the lead author of the Planck Probe team...
January 1st 15 05:00 PM
by Phillip Helbig (undress to reply)[_2_] Go to last post
5 983
Questions about Lyman-alpha forest by jacob navia[_5_]
In the web site: https://medium.com/starts-with-a-bang/ask-ethan-66-did-we-just-find-dark-matter-1b2f992ac353 Astronomer Ethan Siegal writes: quote Ask...
December 17th 14 09:18 AM
by Richard D. Saam Go to last post
2 1,200
Possible New Double-Pulsar With Low Mass Errors by Robert L. Oldershaw
Just posted to arXiv.org: http://arxiv.org/abs/1411.1518 Either a double-pulsar or a NS-WD binary. Strong candidate for Southworth's catalog. Angel is in...
(Multi-page thread 1 2)
December 14th 14 10:29 AM
by Robert L. Oldershaw Go to last post
19 2,135
Sun's Mass vs Time by Robert L. Oldershaw
Like many people, I have assumed that the Sun's mass has been approximately constant. During our limited era this has been approximately true, but when we...
December 5th 14 04:53 PM
by Craig Markwardt[_2_] Go to last post
1 886
Take 2: Rarity of RR Lyrae Binaries by Robert L. Oldershaw
This month it was noted that the number of observed RR Lyrae binaries is "astoundingly low", especially given the commonality of these variable stars and the...
November 21st 14 11:38 AM
by wlandsman Go to last post
3 1,079
Mysteries of the universe by jacob navia[_5_]
Scientific paper: http://www.eso.org/public/archives/releases/sciencepapers/eso1438/eso1438a.pdf From the abstract: We have measured the optical linear...
November 21st 14 11:31 AM
by jacob navia[_5_] Go to last post
0 964
A Laboratory Experiment for Astronomers ("Look-Back") by Eric Flesch
On Mon, 15 Sep 14 20:17:26 GMT, Phillip Helbig wrote: writes: As a gedankenexperiment, let's look at two mathematical spheres, one ...
(Multi-page thread 1 2)
November 13th 14 12:21 PM
by Steve Willner Go to last post
16 2,215
The invisible universe by jacob navia[_5_]
A new part of the universe has just been discovered. quote from: http://www.sciencedaily.com/releases/2014/11/141106143723.htm Using an experiment carried...
November 9th 14 10:28 AM
by Robert L. Oldershaw Go to last post
2 1,129
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