Folks, I've updated Scope Calculator 2 to fix a couple of minor bugs. Feel free to stop by and download a copy; it's freeware and available in both Mac and...

This high power green laser pointer is simply awesome. Green beam is visible for over 2 miles. www.greenlaserbeam.com

About a year ago, Mark Gingrich posted here about a new method of doing polar alignment that was supposed to be as accurate as drift alignment, yet took only...

The Canon EOS DSLR 300D/Rebel and 10D are limited to a max exposure of 30sec before Bulb for longer exposures is invoked ideally via a remote control release...

Is there a cheap barndoor or scotch mount available that I dont have to build myself?

This is not my shot. It is superb!! Done with a Celestron 9.25" SCT. http://tinyurl.com/44kvm

Again the media has excluded any science stories such as the Mars Rovers and Cassini as major news events of 2004. Only the election and human suffering or...

Wealth of knowledge plus some sci-fi and new science, his "official" biography wont make NASA headlines (yet), but I thought people might want to see his works...

I traded my Gibralter Alt-Az mount for a Celestron Advanced Series Goto GEM. I thought it would be a smooth transition...I thought wrong. I had never used a...

Our waning gibbous moon and Comet Machholz were at similar altitudes when I stepped outside this evening -- my first clear evening in several nights. ...

It seems to be that there are a lot of different designs for equatorial platforms, like a poncent platform, two tangent, or cylidrical bearing platform. What...

After being spurred on by the superb 3D solar images my fellow solar-geeks have been working on, and having a ball myself while working the 3D moon, I decided...

Mr. Lawrence's latest photo (as of this writing) has made the NASA headlines at http://science.nasa.gov/headlines/y2005/05jan_machholz.htm?list123788. I...

Just wonderd if its AOL or is anyone else getting very few post from SSA in the last 15 days??? Chas P.

That smooth unbroken continuous hill just looks weird. See for...

I'm soliciting advice and design tips for a small observatory building (thanks to all who offered their inputs in my earlier question about the pier footing)....

Does anyone else get this calendar year after year? I love it! It's packed with useful information for each year, and the graphics make everything...

A similar image to yesterday's shot (well what did you expect ;-) ) but closer to the Pleiades. Hey - I don't know how much longer the weather's going to...

The most dismal, grey, sullen weather has permiated the North East, depriving some of us of a magnificent view of that comet and the Pleiades! 2005 isn't a...

Lovely sight tonight. The Pleiades make finding the comet a...