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Watching Mercury today by
Gerald Kelleher
https://sohowww.nascom.nasa.gov/data/LATEST/current_c3.gif
https://www.theplanetstoday.com/
Remember now, the back and forth motions of the slower moving...
( 1 2 3)
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23 |
3,640 |
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52 |
4,537 |
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51 |
4,462 |
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Blood Moon fotos by
StarDust
Very nice pictures!
https://www.bbc.com/news/world-us-canada-46943592
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4 |
2,192 |
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3 |
2,095 |
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A true engineering achievement by
Gerald Kelleher
https://www.youtube.com/watch?v=3VVCiPp67vI&t=206s
The only other time we can look at the inner solar system and the Sun is during a solar eclipse yet here,...
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1 |
2,166 |
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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...
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1 |
1,651 |
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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...
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0 |
2,019 |
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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...
( 1 2)
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10 |
2,714 |
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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...
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3 |
2,260 |
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6 |
1,970 |
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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...
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5 |
1,480 |
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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...
( 1 2 3 ... Last Page)
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43 |
3,905 |
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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...
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6 |
1,739 |
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0 |
1,698 |
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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...
( 1 2)
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11 |
2,152 |
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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...
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0 |
1,744 |
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38 |
3,192 |
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3 |
1,639 |
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The star of Bethlehem by
Quadibloc
At least you are less confused than the authors of this book:
https://archive.org/details/GalileoWasWrongTheChurchWasRightSungenisVol13Complete
John Savard
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0 |
1,408 |