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0 |
18,261 |
|
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Sagittarius A*, S62 and S1. by
Nicolaas Vroom
Sagittarius A* is considered a large Black Hole at the center of
the Milky Way. Around this BH a certain number of Stars (or mini
Black Holes) are...
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1 |
3,883 |
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0 |
3,026 |
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0 |
2,907 |
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How well do we know the value of G? by
jacobnavia
Le 10/03/2021 11:09, Phillip Helbig (undress to reply) a écrit :
How well do we know the value of G?
G is the constant (well, as far as we know) of...
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0 |
3,009 |
|
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1 |
3,122 |
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|
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0 |
2,955 |
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How well do we know the value of G? by
Phillip Helbig
How well do we know the value of G?
G is the constant (well, as far as we know) of nature whose value is
known with the least precision. How well do we know...
|
|
3 |
3,082 |
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0 |
3,104 |
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The sea of galaxies and a big question by
jacob navia
Hi
I have posted several times here about a "sea" of galaxies just beyond
the limit of our telescopes.
Two new obsevations start confirming the existence of...
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0 |
3,022 |
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Type of Tau Ceti and Toliman by
Jos Bergervoet
Why is Tau Ceti a G-type star and Toliman (Alpha Cen B) a K-type?
In terms of mass, Tau Ceti is actually the lighter one (78% of the
Sun's mass vs. 90% for...
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1 |
3,128 |
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MOND confirmed by
jacobnavia
In a paper in the Astrophysical Journal, (The Astrophysical Journal,
904:51 (20pp), 2020 November 20) several researches cnfirm MOND's
prediction of 1984:...
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1 |
3,645 |
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0 |
4,041 |
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Milliquas v6.6 released, includes SDSS-DR16Q by
Eric Flesch
The Million Quasars (Milliquas) catalogue v6.6 is released with data
from publications to 30-August-2020, with the count of fully
classified type-I quasars &...
|
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0 |
3,339 |
|
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Hubble-Lemaitre constant online talk by
Steve Willner
Some may be interested in a Jul 9 online talk "Relieving the Hubble
tension with primordial magnetic fields" by Levon Pogosian. Details
are at...
|
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0 |
3,960 |
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0 |
3,567 |
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1 |
3,620 |
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0 |
3,621 |
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Is the Universe Younger than We Thought? by
Nicolaas Vroom
Accordingly to this article:
https://medium.com/the-cosmic-companion/is-the-universe-younger-than-we-thought-e8a649a32ec8
"Is the Universe Younger than We...
( 1 2)
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18 |
8,463 |
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0 |
3,543 |