Is it possible to use that program to predict artificial earth satellites passing in front of the Sun? I mean, given a pair of exact coordinates for my...

anybody tried them yet? can't seem to find info even on meade's own site!, anacortes say it's 4 element. Are these equivalent to televue's powermates? how...

I just took delivery of my Unistar Deluxe---and Deluxe it is! Now I'm considering packing it up and sending it to Larry for an NGC Super Max. Has anyone out...

This is a new ccd color camera. I just purchased this about 3 weeks ago online. I only used it for about 45 minutes. I am selling it because I do not want a...

Space Weather Message Code: ALTK05 Serial Number: 470 Issue Time: 2005 May 01 0213 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2005 May...

I picked up a Celestron NexStar 4 GT telescope at a garage sale fairly cheap. The guy said that the computer stuff didn't work right, but other than that it...

How do telescope makers place doublets into cells? By hand? Looking at my own celestron, I can't imagine any other way than by hand.

Maybe about 100,000 km in height. Worth taking a look if the Sun is up and it's clear out (and you have something to look at the Sun in hydrogen-alpha with). ...

sci.astro.amateur or Astromart or Cloudy Night forums (fora)?? I browse & post to all three. The recent threads on what's happened to s.a.a. got me thinking...

The early gens of Canon's and Nikon's DSLRs are dropping toward the $500 and under mark on the use market. If anyone is thinking of removing the sensor's...

Dear Group, This wild multi-year ride is slowly coming to an end. I am happy to present analemma #10 which required four annual efforts to...

http://www.thunderbirdtechnology.com/Other%20Pages/AiryDiscAndAngularResolution.htm Towards the end of the above site. It is mentioned that putting a...

======================================================================== * * * SKY & TELESCOPE's WEEKLY NEWS BULLETIN - April 29, 2005 * *...

The definition of a telescope's magnification M is standard. Viewing an object that subtends a *finite* angle to the naked eye (so we are not talking about...

Hi, Here is an interesting/amusing video clip. I was shooting some video of the moon (5 day waxing crescent) through my LX90 when an airplane passed through...

http://www.msnbc.msn.com/id/7624236/ It's articles like this that make me realize how ignorant of astronomical phenomena like meteor showers many people are. ...

Yes, another cold, wet Saturday in Toronto. But, seeing was good last night! -Rich

Hi, Just thought I'd share a couple of images of M65 & M66 I took from my back yard. http://www.epcinternet.com/astron/StellaCam/Images3.html Scope: LX90...

http://www.bishopcarfund.netfirms.com/ -- The Lone Sidewalk Astronomer of Rosamond Telescope Buyers FAQ http://home.inreach.com/starlord

http://www.whatdoesitmean.com/index729.htm While I realize the story sounds absurd, (since Brokaw, Rathers replacement, and soon to be Peter Jennings...