EMBARGOED UNTIL: 12:01 am (EST) December 1, 2004 CONTACT: Ray Villard Space Telescope Science Institute, Baltimore, MD (Phone: 410-338-4514; E-mail:...

(John Savard) wrote in message ... Well, so what? Can't you correct a lens for...

After the Big Bang, has space been expanding in the shape of a sphere? Does dragging all the galaxies with it change it's shape as it grows?

Hello , Does anyone know for sure if the 2 inch 42mm lanthanum wide angle eyepiece has an apparent field of view of 72 deg. ? There seems to be some...

Nice work.... http://www.rocketroberts.com/astro/27oct2004_lun.htm

http://www.bscoptics.com/index_files/Lasercom%20Data%20Sheet.pdf

In round figures, the Andromeda is 1,000,000 LY's away. But I take my 60 mm, with an eyepiece that has the same resolution as my naked to magnify the image...

Hey all, looks like you guys have a nice group here. Thats good to see, so many groups anymore have fallen to nothing. Anyway, im thinking of getting a...

I live in a VERY humid area (Texas Gulf Coast), so dew is a big problem. Can anyone recommend an inexpensive solution for an 8" SCT? I am thinking about...

Hello, I am nearsighted at something like 2 diopters. Without glasses things become a bit blurry, especially in the dark. Yesterday evening, while waiting at...

A friend of mine has an older Tasco, metal tubed refractor on a wooden alt-az mount. It's an achromatic refractor, white color, and 60mm aperture with, I...

ScopeTronix 5th Annual Scopes for Kids Program For the last five years ScopeTronix has been donating small quality telescopes to deserving kids during the...

Hello, I'm very new to astronomy and was wondering how good of a telescope this is. It seems to have a decent objective and such. Does anyone here own one...

Hi, I was in a local Pawn broker today and found a 4" maybe f8 Edmonds scientific reflector, it appears to be pretty old, the tripod and GEM must weigh 45lbs....

I feel this is a good buy but there is no reviews. One model has a fixed zoom EP (spotting scope) and the other is the actual telescope with 2" rack and pinion...

http://www.astrotech.it/italiano/prodotti/superapo/superapo.htm

You are alone wondering about this. Uncle Bob wrote: I dunno if you've taken a peek at foreign exchange rates lately, but if memory serves me well, I...

Constellations convenient for sectioning the grand cellestial sphere into manageable, recognizeable pieces. Back in 1930 astronomers snapped some chalk lines...

Group, I have a Compaq iPAQ H3670 pocket PC that I would like to use while observing. Can someone recommend a good astronomy program (either freeware or...

Would anyone care to comment on the specific design advantages of a triplet over a doublet or vice versa? I have a few suspicions, but it would be nice to see...