Moon, July 30, 0h UTC coords: 20 37 s 21 23 long trmntr: ca. 90.0d sin cent long: ca. 1.0 ecc ell: 0.047 dist: 235 432 mi / 375 257 km diam: 31.5' illum: 99.9%

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ChinesePingyao518 http://www.py518.comhttp://www.py518.com World culture inheritance history famous city...

Dear group, I have spent the past couple of evenings pursuing the stunning emission nebula NGC 6888 in Cygnus with mixed results. Although successful at...

http://www.spaceweather.com/swpod2007/18jul07/station_worm.wmv

For the last few years working on the Messier list has been the center piece of my observing agenda (whenever possible). I finally finished the list, and...

I've always wondered, now here it is, 10x50 Bushnell binos bungee- corded to a camera tripod, Kodak Easyshare z730 on a second...

Moon, July 29, 0h UTC coords: 19 40 s 25 09 long trmntr: w 82.02d sin cent long: -0.990 ecc ell: 0.229 dist: 238 053 mi / 383 110 km diam: 31.2' illum: 98.7%

================================================= Sky & Telescope's Weekly Bulletin - July 27,...

Father of science Newton has perceived it (light energy mass-inter conversion) two centuries before Einstein, but without mathematical derivation. The law of...

This was hands down the best star party I have ever attended. Those who stayed up were rewarded with mag 7+ skies on two nights, and very decent skies most...

I recently purchased a DSI Pro. Although I can use a PC if necessary, I also use a Mac and would prefer using the latter if Mac drivers are available for...

I am gradually writing up the various projects I have been working on for the last 12 months. My latest effort is...

Moon, July 28, 0h UTC coords: 18 43 s 27 30 long trmntr: w 69.35d sin long: 0.936 ecc ell: 0.427 dist: 240 872 mi / 387 645 km diam: 30.8' illum: 95.2%

Einstein’s mathematical excellence and Newton’s insightful perception of mass- energy inter conversion Einstein’s mathematical excellence and Newton’s...

Hi All, I recently took my first set of LRGB images and now wish to align them. The problem I have is each LRGB final image is of slightly different size...

Hi there. Actually when the supermail.com.ua falled down. I decided to check out for my other logins to Usenet (news groups). From one of which I postede the...

Hello, everyone, and I'm posting to seek advice from experience that people might have on the mechanics of using a variable polarizing filter for the first...

Here's a Moon shot from last night (July 25th)( Criterion RV-6 , single image via Kodak Easyshare Z730, 15mm Parks Eyepiece, shutter speed was probably around...

I was looking for a CCTV camera for the coming Perseid & found one that claim to be 0.02lux. What magnitude of meteor that can be record with this? Or do I...