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In memory of nFA

Last post by ThinkerX « Mon Nov 27, 2023 12:48 am
Replies: 41
by Gordon » Sat Dec 03, 2022 6:03 pm
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First post

I have some very sad news to past along.

Our top poster and long time member of both AstronomyForum.net and TheSkySearchers.com passed away November...

Last post

Been a bit over a year now, and I still think about Fritz from time to time...
41 Replies

3842 Views

Last post by ThinkerX
Mon Nov 27, 2023 12:48 am
Astrophysics Videos

Last post by notFritzArgelander « Mon May 30, 2022 5:39 am

by notFritzArgelander » Mon May 30, 2022 5:39 am

TEAM Comment: This stickie was suggested by nFA and we will be posting links to videos of different speakers discussing Astrophysics topics. If any...

0 Replies

888 Views

Last post by notFritzArgelander
Mon May 30, 2022 5:39 am
The crisis in cosmology

Last post by Gmetric « Sat Dec 02, 2023 2:32 pm
Replies: 7
by Gmetric » Fri Dec 01, 2023 12:18 am

First post

A good one from Dr Becky

Last post

So, the simplest possible cosmological model is not good enough. These results put another nail in the coffin of the cosmological principle, which...

7 Replies

109 Views

Last post by Gmetric
Sat Dec 02, 2023 2:32 pm
Researchers use independent measurement methods to reveal earliest stages of star development

Last post by helicon « Fri Nov 24, 2023 2:26 pm

by helicon » Fri Nov 24, 2023 2:26 pm

0 Replies

32 Views

Last post by helicon
Fri Nov 24, 2023 2:26 pm
A radically new view on dwarf galaxies surrounding the Milky Way

Last post by SkyHiker « Thu Nov 23, 2023 4:24 am

by SkyHiker » Thu Nov 23, 2023 4:24 am

Gaia turning dwarf galaxies and their dark matter upside down.

0 Replies

38 Views

Last post by SkyHiker
Thu Nov 23, 2023 4:24 am
Triple star discovery could revolutionize understanding of stellar evolution

Last post by helicon « Tue Nov 21, 2023 1:05 pm

by helicon » Tue Nov 21, 2023 1:05 pm

0 Replies

53 Views

Last post by helicon
Tue Nov 21, 2023 1:05 pm
The secrets of Einstein's unknown equation – with Sean Carroll

Last post by Gmetric « Mon Nov 20, 2023 2:09 am
Replies: 1
by SkyHiker » Sat Nov 18, 2023 5:57 pm

First post

Here's a nice video along the lines of if you can't explain it to a five year old you probably don't understand it yourself . This is so true....

Last post

I like Sean Carrol, he presents really clearly and is able to communicate complex ideas in comprehensible ways. An excellent lecture, thanks, Henk.

1 Replies

56 Views

Last post by Gmetric
Mon Nov 20, 2023 2:09 am
Blast from the past

Last post by Thefatkitty « Fri Nov 17, 2023 8:16 pm
Replies: 1
by Graeme1858 » Fri Nov 17, 2023 11:56 am

First post

Gamma-ray burst strikes Earth from distant exploding star

An enormous burst of gamma rays, detected by ESA’s Integral space telescope, has struck...

Last post

That's incredible from so far away/long ago, and a bit terrifying at the same time. Hope nothing like that goes off in our corner of the cosmos!...

1 Replies

71 Views

Last post by Thefatkitty
Fri Nov 17, 2023 8:16 pm
Colorado Bright Nights

Last post by messier 111 « Tue Nov 14, 2023 11:53 pm
Replies: 2
by Graeme1858 » Tue Nov 14, 2023 7:54 pm

First post

WHAT ARE THE MYSTERIOUS 'BRIGHT NIGHTS'? A phenomenon rarely seen in centuries may have just appeared in the night sky over Colorado. It's called a...

Last post

another article that makes us go hummm, I like it, thx.

2 Replies

85 Views

Last post by messier 111
Tue Nov 14, 2023 11:53 pm
The FLAMINGO Project

Last post by helicon « Mon Nov 13, 2023 10:58 am
Replies: 3
by Graeme1858 » Sun Nov 12, 2023 9:40 pm

First post

The FLAMINGO Project (Full-hydro Large-scale structure simulations with All-sky Mapping for the Interpretation of Next Generation Observations) is...

Last post

Thanks for posting the link Graeme.

3 Replies

96 Views

Last post by helicon
Mon Nov 13, 2023 10:58 am
Another nail in the coffin for MOND

Last post by Graeme1858 « Fri Nov 10, 2023 7:49 am
Replies: 2
by Gmetric » Thu Nov 09, 2023 10:31 pm

2 Replies

100 Views

Last post by Graeme1858
Fri Nov 10, 2023 7:49 am
Is gravity quantum or not?

Last post by Lady Fraktor « Fri Nov 10, 2023 4:18 am
Replies: 1
by Gmetric » Thu Nov 09, 2023 10:51 pm

First post

Let’s see what PBS Space Time says about it.

Last post

Excellent video Arry.

1 Replies

67 Views

Last post by Lady Fraktor
Fri Nov 10, 2023 4:18 am
This is a first: An exoplanet in a polar circumbinary disk surrounding two stars

Last post by messier 111 « Tue Nov 07, 2023 11:44 pm
Replies: 2
by helicon » Tue Nov 07, 2023 5:30 pm

First post

Thought this might be of interest.

Last post

fine lecture , thx .

2 Replies

86 Views

Last post by messier 111
Tue Nov 07, 2023 11:44 pm
White dwarfs could support life. So where are all their planets?

Last post by Pikaia « Fri Nov 03, 2023 2:49 pm
Replies: 3
by helicon » Thu Nov 02, 2023 10:01 pm

3 Replies

105 Views

Last post by Pikaia
Fri Nov 03, 2023 2:49 pm
Astronomers discover infant "escaping star"

Last post by helicon « Sun Oct 29, 2023 12:43 pm

by helicon » Sun Oct 29, 2023 12:43 pm

0 Replies

80 Views

Last post by helicon
Sun Oct 29, 2023 12:43 pm
Mind Blowing: Astronomers Spot Most Distant Radio Burst Yet

Last post by Graeme1858 « Mon Oct 23, 2023 12:45 pm
Replies: 1
by helicon » Mon Oct 23, 2023 12:00 pm

1 Replies

119 Views

Last post by Graeme1858
Mon Oct 23, 2023 12:45 pm
Scientists see “rarest event ever recorded” in search for dark matter

Last post by KathyNS « Sat Oct 14, 2023 9:49 pm
Replies: 5
by GCoyote » Sat Oct 14, 2023 3:35 am

First post

The team caught a glimpse of a process that takes 18,000,000,000,000,000,000,000 years.

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Last post

Interesting article. The subtitle is a bit misleading. The process doesn't take 1.8*10^22 years. The process takes a time that would likely be...

5 Replies

217 Views

Last post by KathyNS
Sat Oct 14, 2023 9:49 pm
Miyake events

Last post by Ylem « Fri Oct 13, 2023 11:46 pm
Replies: 3
by Thefatkitty » Fri Oct 13, 2023 8:01 pm

First post

What exactly is a Miyake event ? A good read here:

And just recently, the biggest one (so far) ever found to have happened:

I was living in...

Last post

Thanks for those links Mark, very helpful and informative.

Rain here tomorrow :(

3 Replies

144 Views

Last post by Ylem
Fri Oct 13, 2023 11:46 pm
Why Do Stars In JWST Images Have 8 Spikes?

Last post by SkyHiker « Thu Oct 12, 2023 4:19 pm

by SkyHiker » Thu Oct 12, 2023 4:19 pm

0 Replies

96 Views

Last post by SkyHiker
Thu Oct 12, 2023 4:19 pm
SWAB: JWST finally makes sense of bright, early galaxies

Last post by SkyHiker « Thu Oct 12, 2023 4:06 pm

by SkyHiker » Thu Oct 12, 2023 4:06 pm

0 Replies

92 Views

Last post by SkyHiker
Thu Oct 12, 2023 4:06 pm
SWAB: How the surprising muon revolutionized particle physics

Last post by SkyHiker « Thu Oct 12, 2023 3:56 pm

by SkyHiker » Thu Oct 12, 2023 3:56 pm

0 Replies

79 Views

Last post by SkyHiker
Thu Oct 12, 2023 3:56 pm
JWST and NGC346

Last post by messier 111 « Thu Oct 12, 2023 1:54 am
Replies: 2
by KingClinton » Wed Oct 11, 2023 9:51 am

First post

Once again the JWST delivers phenomenal images.
I have observed NGC 346 on many occasions, the LMC and SMC are a smorgasbord of targets to point a...

Last post

fine work , thx for the link .

2 Replies

113 Views

Last post by messier 111
Thu Oct 12, 2023 1:54 am
No Warp drive? Say it ain't so!

Last post by helicon « Sun Oct 08, 2023 3:06 pm
Replies: 1
by AntennaGuy » Sun Oct 08, 2023 2:58 pm

First post

Warp drive’s best hope dies, as antimatter falls down

I'm not sure whether this guarantees no warp drives, but the article is interesting.

Last post

To me this is one of the biggest problems of a postulated warp drive (or even just travel at a significant percentage of the speed of light).

the...

1 Replies

134 Views

Last post by helicon
Sun Oct 08, 2023 3:06 pm
Black Holes and Life

Last post by Ylem « Sun Oct 08, 2023 5:06 am
Replies: 4
by chasmanian » Sat Oct 07, 2023 1:55 am

First post

in hopes you enjoy this: :)

Black holes can teach us how to live our best lives

Last post

Very nice, I missed that one in my NPR feed.

4 Replies

167 Views

Last post by Ylem
Sun Oct 08, 2023 5:06 am
Hubble finds bizarre explosion in unexpected place.

Last post by OzEclipse « Sat Oct 07, 2023 3:22 am
Replies: 3
by KingClinton » Fri Oct 06, 2023 7:04 am

First post

Very interesting.

Last post

Thanks Clinton!
Joe

3 Replies

157 Views

Last post by OzEclipse
Sat Oct 07, 2023 3:22 am

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