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8K astronomy by Gerald Kelleher
I have no interest in monetary concerns of astrophotographers and their hobby but with the development of high resolution monitors the next stage in...
June 30th 17 08:02 AM
by Gerald Kelleher Go to last post
2 106
Thoughts, etc: August's Total Solar Eclipse by Sketcher
A while back I considered posting a reply to Davoud's "Angular Diameter of Solar Corona?" thread. Instead I provide this semi-related posting. On Feb. 26,...
June 27th 17 07:12 PM
by Razzmatazz Go to last post
8 106
Different forms of astronomy by Gerald Kelleher
It does not, by any means,need a stretch of the imagination to adjust to a 21st century version of astronomy which offers new and better tools to enjoy the...
June 27th 17 08:42 AM
by Gerald Kelleher Go to last post
1 85
balloon-supported vacuum space guns? by [email protected]
If you have a 1-meter-diameter 80km long airless tube with a railgun inside it, and you use a series of tethers and balloons along the whole length to keep one...
June 27th 17 05:40 AM
by RichA[_6_] Go to last post
6 168
A Mars-sized planet appears to be lurking at the edge of the solar system by StarDust
https://phys.org/news/2017-06-unseen-planetary-mass-warped-kuiper.html An unknown, unseen "planetary mass object" may lurk in the outer reaches of our solar...
June 24th 17 12:08 PM
by StarDust Go to last post
0 98
New Imaging Software from Software Bisque by Davoud[_1_]
Astro-imaging for iPad, Raspberry Pi, Linux, Mac OS,...
June 24th 17 05:49 AM
by Gerald Kelleher Go to last post
1 73
Climate change caused by human activity is real - AmericanMeteorological Society by Razzmatazz
A meteorological research group gave Energy Secretary Rick Perry a free lesson about the well-established scientific findings on climate change, just two days...
June 23rd 17 07:58 AM
by StarDust Go to last post
3 95
Celebrating astronomy on the Solstice by Gerald Kelleher
https://www.irishtimes.com/news/ireland/irish-news/images-of-the-summer-solstice-an-images-of-the-day-special-1.3127965 Wonderful to see so many people take...
June 22nd 17 04:24 PM
by Chris.B[_3_] Go to last post
5 110
8" Dobsonians by StarDust
How good these Mead/Celestron 8" DOB telescopes for $400 or so? I'm thinking to get one, getting tired of the goto world!
June 22nd 17 04:15 PM
by Chris.B[_3_] Go to last post
5 145
My latest sky image!! by StarDust
Forgot the NGC XXXX number! https://img.memecdn.com/how-the-hell-is-this-tiny-telescope-working-in-the-day-time_fb_4165217.jpg
June 22nd 17 02:18 PM
by StarDust Go to last post
0 92
Virgo Galaxies M59, M60, NGC4647, 4667 by Razzmatazz
A last look at these galaxies of spring that are slowly fading into the western sky. Summer is rapidly approaching and with it the magnificent Milky Way. And...
June 20th 17 09:32 PM
by Razzmatazz Go to last post
0 76
Glorious Globular by Razzmatazz
M13 is now at a good point, high up at night. A quick (very quick) look at this...
(Multi-page thread 1 2 3)
June 18th 17 07:58 PM
by StarDust Go to last post
27 210
Looking outward from this pale, blue dot by Sketcher
On some nights, from some locations, it's still possible to see a starry night - and (at least temporarily) escape from the perpetual earthly nightmare(s)...
June 17th 17 07:07 AM
by Chris.B[_3_] Go to last post
4 91
What is the Solstice ? by Gerald Kelleher
There at least a dozen different important topics open for adjustment, modification and discussion in the NASA website aimed at children...
June 15th 17 08:50 AM
by Gerald Kelleher Go to last post
1 61
How do you pronounce Pleiades? by [email protected]
My 2 cents.. I'm trying to figure out how to pronounce this word in English, and this thread is not really helping. I think... 1/. Without any opinion, I...
(Multi-page thread 1 2)
June 10th 17 03:23 PM
by Chris.B[_3_] Go to last post
17 146
Arc inversion by Gerald Kelleher
It will be one of the trickiest topics in astronomy however when a lot of perspective debris is cleared and imaging is allowed to dictate a narrative, a clear...
June 8th 17 09:16 PM
by Gerald Kelleher Go to last post
4 138
Planetary Alignments And Earthquake Triggering June 3, 2017 by E.D.G.
June 8th 17 04:44 PM
by E.D.G. Go to last post
4 91
A physicist answers, why we are here by StarDust
https://www.youtube.com/watch?v=A6UsE-zVCEE To some to exterminate, to make war not LOVE!!!
June 8th 17 07:05 AM
by Chris.B[_3_] Go to last post
2 78
Radio Meteor Obs. Bull. May 2017 by Chris Steyaert
Radio Meteor Observation Bulletin No. 286 of May 2017 (60 K) is available now as http://www.rmob.org/rmobtext/rmob1705.txt More information and the visual...
June 6th 17 08:06 PM
by Chris Steyaert Go to last post
0 84
Spring is Galaxy Season by Razzmatazz
Bad weather is finally over, and the skies have cleared here in the Midwest. This large galaxy, M101, has a huge brightness range, which makes it a challenge...
June 6th 17 05:05 AM
by palsing[_2_] Go to last post
5 110
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