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Disc World - As Above so Below - The Black Sun & Summer Land by StarDust
https://www.youtube.com/watch?v=VexAcDb8nNc Any one understand this?
(Multi-page thread 1 2)
June 3rd 17 11:52 AM
by StarDust Go to last post
11 175
Relativity question by Doink
OK, Energy = Mass X Speed of Light Sq. I understand the principle, that this translates to a BIG number and thus a lot of energy is contained in matter. ...
(Multi-page thread 1 2 3 ... Last Page)
June 2nd 17 10:23 PM
by Gerald Kelleher Go to last post
66 1,341
(o: by StarDust
The daughter said to her father, "Dad, there’s something that my boyfriend said to me that I didn't understand." "What did he say?" the Dad asked. "He...
June 2nd 17 10:03 PM
by StarDust Go to last post
0 95
Anatomy of a conceptual disaster by Gerald Kelleher
The original geocentric astronomers assumed the Earth was stationary and invested the other planets with a looping motion...
(Multi-page thread 1 2)
May 31st 17 07:48 PM
by Gerald Kelleher Go to last post
11 220
Starliner Telescopes by [email protected]
On Sunday, January 14, 2001 at 9:28:55 PM UTC-6, wrote: I was curious to know whether or not any members own Starliner telescopes. I...
May 31st 17 05:24 AM
by RichA[_6_] Go to last post
3 143
Construction on very large terrestrial telescope begins by RichA[_6_]
https://phys.org/news/2017-05-world-super-telescope.html
May 28th 17 07:48 AM
by RichA[_6_] Go to last post
2 134
Prism Diagonals Pros & Cons by [email protected]
Hi,I've always used celestron stardiagnol,, recently I purchased a celestron 90° erect image correcting prism,I've not yet used it.can anyone tell me what...
May 24th 17 05:38 PM
by Chris.B[_3_] Go to last post
4 133
The aurora by Gerald Kelleher
https://www.usap.gov/videoclipsandmaps/spwebcam.cfm It is the first sign of polar night in a location which must be the most interesting in terms of...
May 22nd 17 06:58 PM
by Gerald Kelleher Go to last post
0 95
Help needed with buying a new scope in Australia by [email protected]
On Saturday, December 30, 2000 at 11:19:56 AM UTC+10, Attila Siha wrote: Hi to all the Aussies on these groups, I am new to astronomy, and would like to...
May 22nd 17 04:04 AM
by [email protected] Go to last post
0 89
Angular Diameter of Solar Corona? by Davoud[_1_]
....for eclipse photography purposes. I will be photographing the eclipse with a "full-frame" DSLR. I have several 'scopes of varying focal length and...
May 21st 17 09:50 AM
by Gerald Kelleher Go to last post
6 168
Heliacal events and eclipse by Gerald Kelleher
Proof of the Earth's orbital motion is that the background stars appear to move parallel to the orbital plane and eventually behind the Sun's glare for a...
May 20th 17 07:33 AM
by Gerald Kelleher Go to last post
4 114
Oh, dear. The HAARP critics will have a field day... by Quadibloc
Low-frequency radio used to communicate with submarines... http://www.brantfordexpositor.ca/2017/05/18/human-activity-having-effect-on-outer-space is pushing...
May 19th 17 06:10 PM
by RichA[_6_] Go to last post
1 81
Belgium. Worst light pollution? by RichA[_6_]
Monty Python said: "Dirty, stinking, Belgian *******s!" http://www.bbc.com/news/world-europe-39900940
(Multi-page thread 1 2)
May 19th 17 09:53 AM
by Martin Brown[_3_] Go to last post
10 114
Strange fruit by Gerald Kelleher
https://www.theguardian.com/media/2017/may/15/kelvin-mackenzie-leaves-the-sun “At some future period, not very distant as measured by centuries, the...
May 15th 17 10:26 PM
by Gerald Kelleher Go to last post
0 89
JPL loon intrudes on NASA's loon global warming territory by RichA[_6_]
This is a good one. Like some Brit's plan to build $1.5 billion plants to...put C02 on the bottom of the ocean. alt.global-warming: A planetary scientist at...
May 14th 17 06:56 AM
by Chris.B[_3_] Go to last post
4 132
Planetary climate by Gerald Kelleher
The signs that astronomy is in recovery would include productive research on the Earth's climate. People who argue about ‘climate change’ using the...
(Multi-page thread 1 2 3)
May 13th 17 09:46 AM
by Gerald Kelleher Go to last post
28 195
USAF's humiliatingly small "Shuttle" replacement by RichA[_6_]
Eesh! Like replacing a Veyron with a Prius. http://www.bbc.co.uk/newsbeat/article/39843333/us-air-forces-secretive-space-plane-lands-after-two-years-in-orbit
May 9th 17 02:33 PM
by Chris L Peterson Go to last post
3 84
A view of the tides in 1666 by Gerald Kelleher
In a way the view of Wallace in respect to the empirical search of a cause for biological evolution morphed into Darwin's view and I have seen the former's...
May 8th 17 08:54 AM
by Gerald Kelleher Go to last post
3 116
Falcon 9 landing (close-up), 1 May 2017 by StarDust
https://www.youtube.com/watch?v=GoRKhH8J1YQ I want one for Christmas!
(Multi-page thread 1 2)
May 8th 17 06:45 AM
by Chris.B[_3_] Go to last post
12 163
Newtonian Empiricism Exposed! by Quadibloc
I heard that there were videos on YouTube "debunking" the Cavendish experiment, and indeed there...
May 5th 17 08:06 PM
by Gerald Kelleher Go to last post
3 82
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