Is there an overarching link between the fact that, on the one hand: (1) plate tectonic motions range typically between a few mm/year to about 100 mm/year, &...

On Tuesday, May 20, 2014 2:10:03 PM UTC-4, Jonathan Thornburg wrote: Solar neutrino fluxes do not show a 22-year time dependence, so we know that there is...

http://arxiv.org/abs/1407.7243 Title: The Evolving Block Universe and the Meshing Together of Times Author George F.R. Ellis I have just started this paper...

"The Impossibly Early Galaxy Problem" http://arxiv.org/abs/1506.01377 Tension mounts, indeed!

On Tuesday, April 19, 2016 at 11:11:27 AM UTC-4, Steve Willner wrote: The advantage of the K2 observations is that observing the same event from Earth...

I had read and adopted that within the bulge of galaxies (and within ellipticals) there is very little gas. ie, stars are the bulk of the mass. Please do...

I'm working to assemble a table / graph for the Luminosity of the universe as a function of age of the universe. I think these are the only sources of...

Anyone know what kind of galaxy this galaxy might be? http://skyserver.sdss.org/dr13/en/tools/chart/navi.aspx?ra=186.9189&dec=13.076 It has a ring around the...

What are the astrophysical implications of different Hubble constants by Planck https://arxiv.org/abs/1502.01589 Hubble constant 67.8 +/- .9 km/s/Mpc and...

I am looking for an absorption spectra through cold low density neutral hydrogen around lyman-inf. I have looked extensively on the web, trying various...

If you like physics and astronomy, check out my new improved webpage on "Lagrange points" - those orbits where a small third body can stay in equilibrium...

What, if any, special relativity effect evidence themselves in astronomical data? For instance, according to the HyperPhysics site Super Novae are in theory...

In article , Ulf Torkelsson wrote: The formula you gave, GM/(c^2 r), would give hints on how...

What does it mean when people speak of the universe's topology? Does this topology imply any type of large scale variation in the universe's fundamental...

After the outcry that ensued his decision of killing the space telescope, NASA administrator O'Keefe has been forced to reconsider his decision. The chairman...

Believe it or not, this is a computing question! I am interested in finding out whether there is a generally accepted formula for converting TAI to solar time...

What is the RESEARCH convention for z0.1, cz or actual (relativistic velocity)? When, say, a highly accurate 21cm redshift is obtained, the...

Yes, it's time to ask some inane layperson's questions again... :-) I'm now wondering how gravitational lensing can conspire to (apparently) _not_ be...

Hello. I have flux calibrated FITS files from STIS. We have custom software to do extractions but I wanted to make sure the files were IRAF friendly. I...

Dear members of sci.astro.research, I'm familiar with one of the outcome of Mr. C.R.O'Dell and Wen Zhang on the Orion nebula, a stunning rendering and...