Dr. Mohib. N. Durrani wrote: These posts are an incredible public service. They are like asshole magnets; any jerk who responds negatively goes right into...

Are these mounts, the EQ3 and CG-5, really all that different in terms of load capacity and stability, or are they basically the same mount, just that one has...

Does anyone know of a company that supples F9 80mm doublets? MH

Before my question, my new purchases! 2" UHC Filter. Vibration Absorbtion Pads (I don't need them at home but if I set up on concrete...) 6mm Radian (I love...

Semi-Apo is a relative term and means little. "A marketing term for a scope that is a bit better than a regular acromatic scope. The various glasses that can...

"Bennett Standeven" wrote in message ... Daniel Joseph Min was born in the...

FOR RELEASE: 9:00 am (EDT) June 24, 2004 CONTACT: Donna Weaver Space Telescope Science Institute, Baltimore, MD (Phone: 410-338-4493; E-mail:...

I thought of a neat idea for a photograph, but am not sure if it's possible (physically or in theory). The idea is to take a picture of a very distant person...

All, ASH is pleased to announce Hands on Optics has joined our growing list of vendors and we have added 2 more door prizes! We are also pleased to announce...

But here's a message to the Coward-and-Liar-in-Chief http://www.rightwinglies.com/dead%20marines.htm -- -----

Well, not exactly hell but as far a light polution goes, close to it. This was done from my back yard in Plano, TX, about 20 miles north of down town...

Hi, I have the ETX-90. When I attach my Canon 10D, it is not balanced and the camera pulls the scope down. Is there any adapter available that will help...

Deepsky Astronomy Software (DAS) World Promotion Extensoin I've had several people say that I didnt give enough notice for my DEEPSKY WORLD ASTRONOMY...

I have read some posts that imply "sidewalk astronomy". Charging for "a look" is NUTS! Who in their right mind would involk a price to "have a look" at the...

Hi Folks,Thanks for your help with the Eye piece data,I now know what to buy.. I often wonder how we managed over the many years without the instant info we...

I am considering piggybacking an Orion 80 ED on a Meade LX-90. Can the LX-90 drive the extra weight? How does one do the attachment?

This algorithm must be closely guarded.... I can get my hands on just about everything else like maximum entropy, etc, but speckle masking seems to belong only...

Can anyone tell me how good the Orion 2" rack & pinion focuser is? I'm specifically talking about the one that they put on their Dobs. It sells for $40. Its...

Hi, Speaking on my website about ST-80 scopes that hit the market after the release of the first Orion ST-80 and more recently the 2d generation of ST-80 ED,...

Science on the web: Our Planet Earth From Space http://satellite.ehabich.info "Our Planet Earth From Space" is a website being totally dedicated...