Been considering a multiple filter selector, such as the one he http://www.lumicon.com/mfs.htm This one seems a bit pricey, however. Are there other...

Looks like Ivan is going strainght between the Yucatan and Cuba. This is an amazing track considering the distance between the 2 land...

I'm considering a Discovery PDHQ 8 Inch f7. I would welcome any comments on the quality of the optics and any comments on eyepiece recommendations. Also, for...

Considering that only about 200 miles separates Cuba and the Yucatan, the idea that Ivan is on course for threading right between them is astounding. ...

http://weatheroffice.ec.gc.ca/satellite/animateweb_e.html?imagetype=satellite&imagename=goes_gedisk11_1070_m_..................jpg&nbimages=1&clf=1 This loop...

Here's another report in my ongoing quest to use an inexpensive digital camera to measure sky brightness. My primary purpose in posting this is to urge...

So where are the pictures of the area that the blast happened in? This could be similar with what happened in the Soviet Union in the 1950s. Apparently there...

Does anyone know who, if anyone, sells the Synta HEQ-5 mount in the states? I would like to avoid paying tariffs, etc, but the only distributors are in Europe...

http://weatheroffice.ec.gc.ca/data/satellite/goes_gedisk11_1070_100.jpg

How well did the hexagonal design of the genesis wafers assist in distributing the force of impact I wonder. They were on edge at impact and it seems to me...

http://www.jpl.nasa.gov/news/news.cfm?release=2004-224 With the new Grace gravity device maybe it is possible to see whether the mass of a hurricane interacts...

http://weatheroffice.ec.gc.ca/satellite/animateweb_e.html?imagetype=satellite&imagename=goes_wnam_1070_m_..................jpg&nbimages=1&clf=1

Genesis DUG-WAY down proving softer ground can take whatever JPL throws at it!! http://www.jpl.nasa.gov/images/genesis/impact01-browse.jpg

Just curious, has anyone managed to see the asteroid Vesta since I know it's approaching its closest point to the Earth in the next few days.....

While driving back home after an all night observing session on Friday-night Saturday-morning, I noticed the Moon rising over the eastern horizon about 5:00 am...

Hi, I have a 6" dobson and would like to buy a better mirror for it. FL must be less then 100cm, so it can fit into my car. Any idea where I can find one? I...

UK's take on the Genesis crash.. Man I cannot stop laughing....!!! http://www.guardian.co.uk/Columnists/Column/0,5673,1301525,00.html -----= Posted via...

http://www.msnbc.msn.com/id/5963442/ This resolution is supurb.... 0.778 arcseconds at 70 parsecs.

This is an open invitation to participate in the Sun Shadow Investigation Project. This endeavor, SunShIP, is what typically is known as an Eratosthenes...

Any websites for info on Magnitude to flux conversions? I'd like to see what Mag22 equates to in more conventional units like w/m^2 tnx jtm