Does anyone know where I can get a hand held illuminator for a polar alignment scope? I have the Orion polar scope but un-illuminated it's VERY difficult to...

10 days ago 6 sunpot groups on disk - today sun pretty quiet with no spots and just two weak filaments but two nice proms on east and west limbs posted at...

Robin Leadbeater has announced a cheaper alternative to the Badura Star Spectroscope and Baader's Blaze-Gitter Spektroskop, coming soon in fact testing is...

Space Weather Message Code: ALTK06 Serial Number: 224 Issue Time: 2005 Jul 18 0433 UTC ALERT: Geomagnetic K-index of 6 Threshold Reached: 2005 Jul 18 0425...

In RegiStax 3.0.1, how do you manually stack?

This is an idea I've had for years - since I was young and wanted a big refractor (150-200 mm) but could not afford on. Most of the work (and expense) goes...

Jane and I spent this past weekend at Glacier Point in Yosemite National Park with the San Francisco Amateur Astronomers. Great company, great weather, and...

I have an 80 mm doublet that was cemented but was designed as an airspace. I can't explain why that happened but it did. How can I restore it back to being an...

I'm not an astronomer, but really enjoy looking at deep space images from HST, NASA, etc. Lately, more and more of these beautiful images seem to be made up...

http://www.msnbc.msn.com/id/8555055/ This article drives home the idea that these kids are woefully misguided. Space is still treated as some kind of "closet"...

More images/spectra of Nova Aql 2005 at http://home.freeuk.com/m.gavin/naql05.htm Nova Sgr 2005#2 at...

http://deepimpact.jpl.nasa.gov/gallery/streakoflight.html This image from Kitt Peak indicates a 2 or 3 X's brightness increase which means a 1.5 Magnitude...

New on the Orion Website, a 150 mm Mak (at 650.00 OTA), and an entry into the F/6 shortube fray. jt

http://www.spaceweather.com/swpod2005/14jul05/favre1.jpg This was taken with a 'lowly" SW 80/400 achromat. It rivals some of the best AP and TV shots I have...

http://skyandtelescope.com/observing/highlights/article_1546_1.asp on the night of July 17–18, 2005, if you live in much of the southern or western United...

So a couple of years ago in this forum, Larry Gilstrap (may peace be upon his name) offered a partially completed mirror kit for anybody who was local to him...

Hi Is it possible to calibrate tracking drives during the day by picking out and centering an object and then timing the time it takes to travel the FOV? It...

======================================================================== * * * SKY & TELESCOPE's WEEKLY NEWS BULLETIN - July 15, 2005 * *...

Night of the 16th I set up on the corner by 7pm as the moon was well up. It wasn't long when a guy came over to have a look see, he had been out at the Race...

Prominences associated with v active spot group that has just passed over the west limb erupted early this morning - sequence over just 5 minutes and it was...