Has anyone done imaging with the 80 ED? I have seen no reviews.

Hello, how can I tell the constellation where a star is, from its SAO number? I mean: are there catalogs or lists or whatever that tell this? I have a full...

I was thinking about a pressurized, heated capsule attached to a balloon as an inexpensive way to get to the edge of space. Does anyone know roughly how high a...

We all know that SCTs are slow to cool down, and until they do, they don't provide optimal images, visually or photographically. Problem is, when they DO...

Greetings group! Happy THanksgiving.... Does anyone have any experience with Tom Mittler's Dobs? I finf his fl of 6 on his 14" VERY interesting and he...

This has to be the worst concept in eyepieces since the 0.96 Huygens. They all have terrible off-axis imagery. Not only that, some of them suffer from...

Darn clouds are in solid so no chance to see the moon/jupiter occultation tonight. Had this on my calendar for quite a while. Oh well...

I was emailing with a fellow astronomy club member this morning and we were talking about our astro-kids and it got me to wondering how must folks come in to...

In Montreal, Canada, we had the same misfortune reported by several people in another thread. So, I'm wondering... Did anyone at all saw this occultation? Or...

With the introduction of CCD Cameras are long focus telescopes considered obsolete today? Back in the past you needed a long focus telescope to do good...

Hello, before I place my home DIMM setup on Astromart, I'd like to know if anybody is interested in it in any way . It's basically a SBIG parallel port...

I do a lot of "Window" shopping on ebay, like to look at the photos of stuff. I did find a Telrad this week being auctioned, well, it would have been close to...

After two months of selling unused telescopes and various astronomy odds & ends, I ended up with the $3500 deposit needed to order a Paramount ME. Before I...

http://www.apm-telescopes.de/englisch/spec_eyep/zeiss.htm What do you think of these microscope eyepieces made to fit telescopes? For instance, they have one...

Hi All, I just added a new article to my site in the "Focus on...." section: Observing M 31,the Andromeda Galaxy. In the article you will find a little...

Does anyone know if making flanges to compensate for differences in OD's (and ID's) of aluminum tubes is costly? I want to make a 2nd refractor using my 2"...

Hi, I bought a Skywatcher 120 refractor ( F8.3 ) on a HEQ5 mount a fortnight ago but haven't managed to actually use it yet due to work and...

Thanks to everybody for all the answers. I think I will use the RTGUI software, but I wonder if it contains the procedure that transforms the coordinates back...

Well, I have just completed my first astronomy course down at the local university and have been tinkering with StarryNight on my computer for about the last 6...

Your litany grows tiresome. Have you moved out of your Mom's basement yet?