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Interpreting the imaging correctly by Gerald Kelleher
https://www.vox.com/videos/2018/11/16/18098729/what-is-mercury-retrograde-meaning Seeing the wider world is adopting the direct/retrograde of Mercury without...
Today 12:08 AM
by Gerald Kelleher Go to last post
0 1
Belt mode noise comparison vs. gear by StarDust
https://www.youtube.com/watch?v=EE0FK0KDROw I think, I can used this belt drive? My Vixen GP/D EQ gears gets very noisy too in the silence at night!
Yesterday 06:24 PM
by RichA[_6_] Go to last post
1 148
Resolution of the Galileo affair by Gerald Kelleher
The direct/retrograde motions of the faster moving Venus and Mercury are entirely different to the illusory direct/retrograde loops of the slower moving...
Yesterday 05:14 PM
by Gerald Kelleher Go to last post
1 409
CERN plans to build what the U.S. should have 23 years ago by RichA[_6_]
(Multi-page thread 1 2 3)
Yesterday 04:17 PM
by Chris L Peterson Go to last post
24 301
Yesterday 10:46 AM
by [email protected] Go to last post
0 60
Science Proves Its Critics Wrong by Quadibloc
This news article https://nationalpost.com/news/canada/people-with-extreme-anti-science-views-know-the-least-but-think-they-know-the-most-study is...
(Multi-page thread 1 2 3)
January 18th 19 07:10 PM
by Jibini Kula Tumbili Kujisalimisha Go to last post
28 445
The brexit/empirical mentality by Gerald Kelleher
It is no surprise that the quagmire in British political circles has its roots in academic empirical circles where so much is explained with so little or...
January 16th 19 10:08 PM
by Gerald Kelleher Go to last post
0 284
Do "starshades" make sense? by RichA[_6_]
It's mentioned in this speculative space telescope video. The idea is to create an eclipse using a large, calculated shade which would allow a star to be...
(Multi-page thread 1 2)
January 15th 19 09:00 AM
by Gerald Kelleher Go to last post
10 512
Cosmos 90GT WIFI, new toy by StarDust
https://i.ebayimg.com/images/g/yMMAAOSwvJNbfAPf/s-l500.jpg Picked up this new gadget on ebay for $90 incl. shp. + came with NexStar hand controller too. I...
January 13th 19 05:16 PM
by StarDust Go to last post
3 617
Mysterious radio signals from deep space detected by StarDust
https://www.bbc.com/news/science-environment-46811618 ET home!!!!! There are a number of theories about what could be causing them. They include a neutron...
January 11th 19 10:13 AM
by Martin Brown[_3_] Go to last post
6 326
Cake and eat it by Gerald Kelleher
The British were involved in the two systems that represent the links between astronomy and timekeeping but unfortunately adopted a cake-and-eat-it approach...
January 10th 19 10:22 AM
by Gerald Kelleher Go to last post
5 295
New Horizons "stellar" course? by JBI
Cannot find this information anywhere, but curious where New Horizons would be heading in the long term, in other words what star? And also are there any...
(Multi-page thread 1 2 3 ... Last Page)
January 9th 19 08:26 PM
by Martin Brown[_3_] Go to last post
43 666
White Swan DD 200 - the most advanced amateur astronomical equatorial mount by StarDust
https://www.youtube.com/watch?v=wfRDO1zvKZc WOW! I bet, this thing can track down hundreds of objects one night, incl. satellites too?
(Multi-page thread 1 2)
January 9th 19 04:53 PM
by StarDust Go to last post
12 633
Back to supernova geometry by Gerald Kelleher
The issue thankfully resolves the notion of whether galaxies came first or individual stars and solar systems. https://apod.nasa.gov/apod/ap141110.html The...
January 6th 19 09:49 AM
by Gerald Kelleher Go to last post
6 636
Radio Meteor Obs. Bull. December 2018 Geminids by Chris Steyaert
Radio Meteor Observation Bulletin No. 305 of December 2018 (64 K) is available now as http://www.rmob.org/rmobtext/rmob1812.txt More information and the...
January 5th 19 07:35 PM
by Chris Steyaert Go to last post
0 598
Chinese lander by Gerald Kelleher
Orbital motion is an independent motion to daily rotation which is why the analogy of an outstretched arm continuously pointing at a centre is roughly why we...
(Multi-page thread 1 2)
January 5th 19 05:08 PM
by Paul Schlyter[_3_] Go to last post
11 529
IMG 1040 by StarDust
https://www.youtube.com/watch?v=t7_rIzTazNg Wow! Moves 100 deg/sec? This is for tracking fast flying objects, planes and rockets? PlaneWave L350 direct drive...
January 5th 19 02:23 PM
by StarDust Go to last post
0 612
New theory of the universe. A bubble floating in a high (4th?) dimension by RichA[_6_]
https://phys.org/news/2018-12-universe-extra-dimension.html Interesting, but I still think nk string theory prevails. If they could find a way to measure...
(Multi-page thread 1 2 3 ... Last Page)
January 4th 19 02:15 AM
by Thomas 'PointedEars' Lahn Go to last post
38 432
New Horizons probe shots of that asteroid(?) will take a while by RichA[_6_]
Ever see a cop show where they take a shot from a 400line surveillance camera, then zoom in on the fuzzy image only to come with a crystal-clear rendering of...
January 3rd 19 04:50 PM
by Chris L Peterson Go to last post
3 489
Alt Alt Direct Drive Telescope Mount by StarDust
https://www.youtube.com/watch?v=cNRsbwZ83rY WOW! What a cool design for sat tracking? Not portable though?
January 3rd 19 02:13 PM
by StarDust Go to last post
2 589
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