My interest in lunar observing has increased this year (might be partly due to prolonged urban dwelling). Everyone says that Rukl's is the best, but it's still...

To All Council, EC, and Committees, Astronomical League: Here's the first draft of our agenda for the Council meeting. Please let me know if you have any...

In a recent thread about naked-eye visual star splitting, David Knisely and Chris Peterson discussed visual magnitude limit for unaided vision. It really does...

Common Man: Note to the readers of sci.astro.amateur and sci.astro: Pearl is a regular in the alt.animals.ethics.vegetarian newsgroup and claims that...

A few minutes ago, I checked my desktop weather from weather.com and noticed that sunrise for Lake Stevens, Washington (98258) was 5:13 a.m. this morning and...

Ok, here is another one of my ill thought out harebrain ideas. Seems to me you could build a poor mans digital setting circle for a simple AZ mount out of a...

I am putting together a CCD computer setup. I have a variety of computers available to me (laptops, horizontal/vertical desktops, rack mounts) to choose from...

In an earlier post I talked about my daughter Shelly who was able to split Alcor and Mizar without the aid of a telescope etc. I took some pictures of her at...

Hello , Leonard wrote : I have a 5mm mono. from the first run and must say I have not seen any astigmatism in this eyepiece. when its clear again (could be...

This structure sure in Saturns ring is reminicent of the tholian web http://www.nasa.gov/mission_pages/cassini/multimedia/conf0701-pia06093.html

I'd like to know if there are many differences I should be aware of between Celestron and Meade. I'm trying to decide berween the 9.5'' SCT by Celestron...

If the probe to Titan survives and is a success this will really be a wonder as to how so many Mars probes have failed considering the obvious atmosphere of...

Has anyone modified their Dobsonian with something similar to the Orion Correct Tension system? I have a Celestron Starhopper 11" and need to come up with some...

Does anyone know the cause of that horisontal banding in the latest Cassini pictures? /PP

Congratulations to the team who made this possible. They started since 1982 to make this happen and now the discoveries can begin!

(crossposts removed) Reid Goldsborough wrote: Is trolling there worth it? It's getting tedious trolling usenet, websites, bbs's, and these email lists. ...

I got all set up tonight and was cooling off, there was a little bit of wind but not the gale force I've seen. Happen to look down the street and noticed this...

I have not had the opportunity to use either of these products, and can't wait long enough until I do to choose. So if my goal is detail on planets, which do...

They seemed to say that the robotic probes, the Hubble and various other instruments sent up have proven their worth, but the ISS is a $120 billion "white...

How does one calculate AFOV knowing the stop diameter of an EP?