I am thinking of grinding and polishing a 10" mirror. Where can I purchase this and about how much is the cost? Is there a website which shows how this is...

alt.astronomy: If one had a 10" Newtonian reflector telescope, and, say f-6, would it be possible to photograph The Sagittarius Galaxy stream in the Milky...

Caltech News Release For Immediate Release September 22, 2003 Old Caltech Telescope Yields New Science Contact: Mark Wheeler (626) 395-8733

Am wondering if anyone out there can explain to me how I calculate the distance between various stars utilizing data in the Hipparcos Star Cataloque. My...

From text by Alan Dressler at http://origins.jpl.nasa.gov/about/index.html: "In the first few decades of this new century astronomers will largely complete...

Hi, My question is regarding Mansfield Dam as I keep getting conflicting information. Some say the dam was closed to foot traffic after 9/11 and never...

Hi, I have been trying to get informations about Polaris, such as how far it is, what the surface temperature is, what material it is made from, and the close...

http://www.unsw.edu.au/news/pad/articles/2003/sep/Sun_like_stars.html Earth no longer the lonely planet University of New South Wales 22 September 2003 The...

I was just on www.astronomynow.com and I was reading some of their archives and couple of times I came across term "Altair" as being reference to something. I...

European Space Agency Press Release No. 60-2003 Paris, France 28 September 2003 SMART-1 leaves Earth on a long journey to the Moon SMART-1, Europe's first...

did anyone watch that Nightline segment in which they showed scenes from 2010? They talked about Europa, and finding water on it and the possibility of...

You know all about the Clear Sky Clock. I've spent the cloudy nights of the last 6 months working on a free Internet service to send emails to people based on...

Cosmic Rays VS. Solar Emissions... Has anyone ever compared the ratio of particles emitted by the Sun to cosmic rays from outside the Solar System? I'm...

Is there such a thing as stars that are not gravitationally connected to any galaxy but are roaming free until they fall under the influence of a nearby galaxy...

Hi, The other evening, I was at a beach side restaurant in Malibu, California. First piece of news: the sun does not set exactly over the ocean as it should...

BlankHi, Can someone tell me where I can buy a Tele Vue Powermate 2.5x 1.25". I searched Tele Vue's website and found that all the dealers (except one and it...

http://members.ebay.ca/aboutme/astronut_ca/ Thanks for looking. Astronut P.S. Selling to move up to a 10" SCT.

It was exactly 20 years ago this week a Soviet military officer, Lt. Col. Stanislav Petrov, averted a worldwide nuclear war. This account from the PRWeb...

Dwayne Brown Headquarters, Washington September 26, 2003 (Phone: 202/358-1726) Nancy Neal Goddard Space Flight Center, Greenbelt, Md. (Phone:...

"Vance Roos" wrote in message... FROM THE ECONOMIST (see extract below). Is it really true or even almost true when the article states this? "in one...