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How not to design a small, 5" telescope by Chris.B[_3_]
On Wednesday, 17 February 2016 18:04:25 UTC+1, wrote: TCTs "solve" that. Did you hear about the five-inch TCT that required TWO...
February 19th 16 06:03 PM
by Chris.B[_3_] Go to last post
0 436
iOptron CEM25 Mount by [email protected]
Anyone having experience with and / or knowledge of, the center - balanced equitorial mount CEM25 by iOptron, please email, etc. I have an important question,...
February 19th 16 02:46 PM
by [email protected] Go to last post
2 656
Tripod & Mount Needed by [email protected]
I am the lucky owner of an Astro-Physics 105mm f/5.8 "Traveler" refractor. I need : tripod, mount (equitorial?), mounting hardware. Some goto features would be...
(Multi-page thread 1 2 3 ... Last Page)
February 19th 16 12:45 PM
by oriel36[_2_] Go to last post
58 1,986
Horsehead with flying ghosts by boisenberry
Hi Astrogeeks, http://www.astromart.com/common/image_popup.asp?image=/images/forums/825000-825999/825141.jpg&caption= Image taken by Dennis DiCicco with...
February 19th 16 05:44 AM
by RichA[_6_] Go to last post
2 458
China plans large Arecibo type radio telescope by RichA[_6_]
http://www.cnn.com/2016/02/16/asia/china-fast-telescope-relocations/index.html
February 18th 16 03:21 PM
by Martin Brown Go to last post
4 889
Aliens don't answer, because they are dead by RichA[_1_]
http://phys.org/news/2016-01-aliens-silent-theyre-dead.html
(Multi-page thread 1 2 3 ... Last Page)
February 18th 16 02:52 PM
by Gary Harnagel Go to last post
85 1,967
Fwd: Viewpoint: The First Sounds of Merging Black Holes by Sam Wormley[_2_]
-------- Forwarded Message -------- Subject: Viewpoint: The First Sounds of Merging Black Holes Date: Thu, 11 Feb 2016 10:16:06 -0600 From: Sam Wormley...
(Multi-page thread 1 2 3 ... Last Page)
February 17th 16 07:03 PM
by Mike Collins[_4_] Go to last post
31 1,102
Crummy, solar-power Philae comet probe given up as DEAD by RichA[_6_]
Solar power. What a waste of time. Euroenvirokooks should have known better and used an RTG. BBC: Mission scientists have decided to give up trying to...
(Multi-page thread 1 2)
February 17th 16 12:12 PM
by Mike Collins[_4_] Go to last post
12 835
The 'gravitational waves' announcement tomorrow in context by oriel36[_2_]
"A Langrangian is not a physical thing;it is a mathematical thing - a kind of differential equation to be exact.But physics and maths are so closely...
February 14th 16 07:08 PM
by Dr J R Stockton[_197_] Go to last post
8 472
Scientists take nanoparticle snapshots by RichA[_6_]
On Thursday, 11 February 2016 09:56:19 UTC-5, Sam Wormley wrote: Scientists take nanoparticle snapshots ...
February 13th 16 02:09 AM
by Chris L Peterson Go to last post
1 551
Europeans lost apo market because they are regulation andtax-happy LEFT-WINGERS by Chris.B[_3_]
On Thursday, 4 February 2016 23:46:45 UTC+1, RichA wrote: Ban this, ban that, regulate it to death. Then tax the end product to the Moon. No wonder they...
(Multi-page thread 1 2 3 ... Last Page)
February 12th 16 09:59 PM
by palsing[_2_] Go to last post
50 1,606
Children with guns by RichA[_6_]
On Thursday, 28 January 2016 10:44:30 UTC-5, Chris L Peterson wrote: On Wed, 27 Jan 2016 17:09:08 -0800 (PST), RichA wrote: ...
(Multi-page thread 1 2 3 ... Last Page)
February 12th 16 05:58 PM
by boisenberry Go to last post
68 1,723
Next step in green transportation by boisenberry
http://www.npr.org/sections/thetwo-way/2016/02/10/466267066/tesla-preparing-to-charge-into-affordable-car-market Tesla is preparing to offer a full electric...
(Multi-page thread 1 2 3)
February 12th 16 04:51 PM
by Chris L Peterson Go to last post
22 990
A 'magical' space-time ripple that wasn't believed, at first by Sam Wormley[_2_]
A 'magical' space-time ripple that wasn't believed, at first http://phys.org/news/2016-02-magical-space-time-ripple-wasnt-believed.html "It is seared in...
February 12th 16 12:06 AM
by oriel36[_2_] Go to last post
1 396
Guy killed by meteorite in India? by RichA[_6_]
Would figure, population density being what it is there. But take it with a grain of salt, those weird 3rd world stories are usually...
February 10th 16 05:30 PM
by Chris.B[_3_] Go to last post
9 437
Light Pollution - Sinusoidal Blanking by [email protected]
Since most or the light pollution is produced by arc lights and other devices, all supplied via the same power grid, it would seem that the pollution might...
February 9th 16 10:00 PM
by Chris L Peterson Go to last post
2 409
Children with guns by [email protected]
On Wednesday, January 27, 2016 at 8:09:12 PM UTC-5, RichA wrote: On Wednesday, 27 January 2016 16:29:58 UTC-5, lal_truckee wrote: News is predicable. ...
(Multi-page thread 1 2 3)
February 9th 16 02:19 PM
by [email protected] Go to last post
28 1,260
Pluto will not be rehabilitated as a planet by RichA[_6_]
http://phys.org/news/2015-07-pluto-dwarf-planet-cosmologist.html#nRlv
(Multi-page thread 1 2)
February 9th 16 01:29 AM
by Mike Collins[_4_] Go to last post
18 1,242
What are gravitational waves? by Sam Wormley[_2_]
What are gravitational waves? https://www.youtube.com/watch?v=rJ4U2VdKlW0 We discuss what gravitational waves actually are, what produces them, and some...
(Multi-page thread 1 2 3 ... Last Page)
February 7th 16 04:58 PM
by oriel36[_2_] Go to last post
32 2,491
Starliner Telescopes by [email protected]
On Wednesday, January 17, 2001 at 11:07:50 AM UTC-5, wrote: StarLiner 'scopes had the best reputation in the late '70's. I wanted one...
February 4th 16 11:55 PM
by [email protected] Go to last post
1 961
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