If we assume expansion theory: 1) What unit of multiple galaxies are all moving away from each other? We believe The Andromeda galaxy is moving toward us. At...

The following reference: http://www.spacedaily.com/reports/Dark_But_Light_Smallest_Galaxies_Ever_Seen_Solve_A_Big_Problem_999.html The article does not quote...

Hello guys. I'm trying to make a simple query to the SDSS database where I return the number of spectra with magnitude in the g-band between say 19 and...

Hello. This is a strictly technical question related to famous Cosmic Microwave Background problem. As we know a couple of years ago Wilkinson Microwave...

There has been a new, and substantially larger compilation including new near SN (which should much improve the dataset) , while I wasn't...

When I announced here that I had calculated the local slope of the Milky Way's rotation curve from the kinematics of local stars, and found that it was not...

From: "Jonathan Thornburg " Subject: formation of dwarf galaxies in CDM cosmology (was: Kepler's Recent Results in...

Be sure to check this out! http://www.sciencedaily.com/releases/2010/03/100302162505.htm It has long been assumed that the diffuse Gamma-Ray background...

Can anyone direct me to a 'phase diagram' showing different classes of stars, e.g. normal stars, white dwarfs, neutron stars, black holes etc. I know such a...

Several weeks ago I read or saw on tv that several astronomers had discovered a huge missing area of space. Would this tie in at all with the missing matter?

Distant planet judged possibly habitable Astronomers report finding the most Earth-like planet outside our Solar System to date. http://www.world-science.net

Hello, as a non-astronomer I would like to find articles or a book in which the fundamentals of the big bang are explained for layman's in a logical...

Toward a rational Definition of what is a Planet or How many KBOs have diameters greater than 390 km? Two thesis to start with: 1-The ordering propensity of...

Dear Group Members, My problem is to find an information about level of solar radiation and solar activity in the middle cretaceous (92-95 mln years ago)...

Hi, Just a quick question - I frequently read in popular science level astronomy books that we humans are made of star matter - i.e., that the carbon, oxygen,...

A new paper is out, astro-ph/0603803, "Kinematics of the Narrow-Line Region in the Seyfert 2 Galaxy" by Das, Crenshaw, Deo & Kraemer. They use HST STIS on the...

Just a basic question about spiral galaxies like the Milky Way or M31: Disregarding the massive Dark Matter halo, whatever its true nature, what is the...

In article , "John (Liberty) Bell" writes: The question I am asking is whether...

In article , "Sid Lanier" writes: Could this explain the location of dark matter; ...

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...