Catching up on some of my reading, I see an impressive observational paper: Matthew D. Lehnert et al Title: Spectroscopic confirmation of a galaxy at redshift...

Work by Canup et al, among others, implicates Lagrangian points in the Giant Impact Hypothesis for the formation of the moon from a Mars sized impactor which...

A question about typical galactic superclusters, like Horologium, Shapley, or Hydra-Centaurus: Disregarding their Dark Matter components entirely, and looking...

Normally, people studying galaxy formation etc study an evolving scenario from (near) the big bang up until today. I'm looking for something similar, but...

Now we are cooking with gas! http://www.newscientist.com/article/dn19925-mystery-flares-betray-hidden-force-within-crab-nebula.html Check out this new...

Here's an interesting read discussing the discovery of an extremely, and unexpectedly, massive galactic cluster at z 1...

Is it true to say, that fluids are from some point of view special? In space, you either have gas, which under proper conditions (like mass) can collapse into...

* Controversial topics and issues in research can be addressed, provided that they are discussed with scientific rigor and rationale;...

The two main algorithms for combining flats and darks are 1) median filtering, and 2) sigma clipping. Does anyone know of a published analysis that indicates...

NASA publishes the discovery of a galaxy cluster at 12.6 billion...

In article , mollwollfumble writes: I was rather shocked to...

I am listening to the news conference of NASA, they pointed the new camera for a very long exposure and tried to look at the farthest objects known. They...

Earth receives an insolation of around 1300W per sq m. What would the insolation in interstellar space be inside the galactic core/hub? --...

Sorry if this is a bit on the frivolous side for this group, but it's something I've wanted to accomplish for years. When the sun is at just the right...

I want to write a summary of what is known about red dwarfs. What do you know about red dwarfs? There are some things that are well known about red dwarfs. I...

The cricket world cup has just started, eliciting this comment: "The Hubble telescope found some new distant galaxies recently but they are still not as far...

My thesis: www.scisite.info/was_einstein_wrong.html Henry Wilson...

Thus spake mollwollfumble I was rather shocked to discover recently major differences in spectral type between the RECONS (research...

The MILLIQUAS (Million Quasars) catalogue v2.3 is now available, it presents all type I QSOs/AGNe and Bl Lacs up to the release of SDSS-DR8 in January 2011,...

We hear plenty of arguments against the Ballistic Theory of Light yet, to date, nobody has produced a good physical reason as to how or why photons...