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Astra geostationary satellites through telescope by StarDust
https://www.youtube.com/watch?v=rIesWBTUeiI It's called Geostationary Oscillation. Not all geo sats are directly above the equator, they can be slightly...
(Multi-page thread 1 2)
December 2nd 18 11:21 AM
by Gerald Kelleher Go to last post
10 563
#MeToo About to Send America into a New Dark Age by Quadibloc
Perhaps that is just a bit hyperbolic, but I was truly shocked and dismayed to encounter this news...
December 2nd 18 06:47 AM
by RichA[_6_] Go to last post
4 556
Walking back to climate research by Gerald Kelleher
Had Copernicus not made the compromise to predictive modelers, planetary climate would be discussed normally as the rate of change in surface condition across...
November 30th 18 10:34 PM
by Gerald Kelleher Go to last post
0 545
Here it is: the real impact of global warming by Quadibloc
An article on the BBC illustrates the kind of thing global warming is doing to people: https://www.bbc.com/news/world-asia-45715550 John Savard
(Multi-page thread 1 2 3)
November 30th 18 06:40 PM
by Martin Brown[_3_] Go to last post
27 406
timelapse from space by StarDust
https://www.youtube.com/watch?time_continue=255&v=nod7rUzIX8w Enjoy!!!!
(Multi-page thread 1 2)
November 29th 18 07:02 AM
by StarDust Go to last post
10 662
InSight probe lands on Mars. Was this the slowest-flying probeever? 6200mph? by RichA[_6_]
https://www.cnn.com/2018/11/26/world/nasa-insight-mars-landing-today/index.html
November 27th 18 12:19 AM
by Chris L Peterson Go to last post
2 500
Nexstar 90 mm f/10 refractor by StarDust
I got this cheap Nexstar achromat refractor, other night looked at the Moon and Mars with it, quiet good! At 110x power full Moon had a slight yellowish/green...
(Multi-page thread 1 2)
November 26th 18 11:53 PM
by StarDust Go to last post
18 270
Automatic Telescopic Tracking - WOW! by StarDust
https://www.youtube.com/watch?v=j1JM_OZnvMQ Pretty creepy though?
November 26th 18 02:50 AM
by StarDust Go to last post
5 257
Gravitational lens talk at Ontario Science Centre by RichA[_6_]
That place has been turned into a science fiasco what with the emphasis on anthropology, sociology and promoting (at length) the concept of man-made global...
November 25th 18 10:03 AM
by Gerald Kelleher Go to last post
1 271
Kepler's Somnium by Gerald Kelleher
https://books.google.ie/books?id=OdCJAS0eQ64C&pg=PA80&lpg#v=onepage&q&f=false It can be dismaying sometimes knowing how much of a tangle exists without any...
November 23rd 18 06:52 PM
by Quadibloc Go to last post
1 191
A Journey Around Earth in Real Time [4k] by StarDust
https://www.youtube.com/watch?v=Xjs6fnpPWy4 Enjoy, before humans **** it up!
November 23rd 18 04:30 PM
by StarDust Go to last post
6 184
False hypothesis for proof of axiom by Gerald Kelleher
The axiom is that the Earth orbits the Sun along with the other planets while turning to the Sun each day as a function of daily rotation. The original...
November 19th 18 08:16 PM
by Gerald Kelleher Go to last post
1 167
Even relatively honest but left-wing BBC sometimes publishes rubbish by RichA[_6_]
https://www.bbc.com/news/business-46219656
(Multi-page thread 1 2)
November 19th 18 11:14 AM
by RichA[_6_] Go to last post
17 172
Exoplanet discovered around neighbouring star by StarDust
https://www.bbc.com/news/science-environment-46196279 What size telescope (aperture) is needed to see Barnard's star?
(Multi-page thread 1 2)
November 17th 18 01:16 AM
by palsing[_2_] Go to last post
14 87
Black Holes do exist? by Rich
cientists using NASA's Chandra X-ray Observatory have discovered evidence of energetic plumes particles that extend 300,000 light years into a massive...
November 15th 18 10:13 PM
by Gerald Kelleher Go to last post
3 281
Supernova event as a transition phase by Gerald Kelleher
In 1990 I was working on stellar evolution and specifically the geometry of a pre-supernova star. In terms of the tug-of-war between density and volume in and...
(Multi-page thread 1 2)
November 15th 18 08:06 PM
by Gerald Kelleher Go to last post
11 165
Neil DeGrasse Tyson headed down same loony road as Carl Sagan? by RichA[_6_]
Towards the end, Sagan, formerly a productive astrophysicist from Cornell and publicizer of astronomy became a bit of a pariah, wandering around, screeching at...
(Multi-page thread 1 2 3 ... Last Page)
November 15th 18 02:11 PM
by Gary Harnagel Go to last post
525 1,753
Precession of the Equinoxes by Gerald Kelleher
The moon in its monthly orbital circuit of the Earth will register the shifting of either the North or South poles relative to the Sun or the Earth's circle of...
November 15th 18 09:24 AM
by Gerald Kelleher Go to last post
0 58
A better view of direct/retrogrades for Mercury/Venus by Gerald Kelleher
I sometimes see people scramble to put observations in proper context and that is fine,at least up to a point. The wayward video commentaries of Venus/Mercury...
(Multi-page thread 1 2)
November 14th 18 11:25 AM
by Gerald Kelleher Go to last post
13 145
Exoplanet Beta Pictoris b by Gerald Kelleher
https://www.youtube.com/watch?v=0cztuUUg-9M There is an adjustment to make when viewing the closed loop of this exoplanet in contrast to the circuits of Venus...
November 13th 18 03:04 PM
by Gerald Kelleher Go to last post
0 49
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