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Time elapsed data from the Fermi Gamma-ray Space Telescope

Last post by Chich « Sun Mar 19, 2023 7:16 pm

by Chich » Sun Mar 19, 2023 7:16 pm

Science is even better when it is pretty.

0 Replies

538 Views

Last post by Chich
Sun Mar 19, 2023 7:16 pm
Newest JWST images

Last post by Frankskywatcher « Fri Feb 24, 2023 8:48 pm

by Frankskywatcher » Fri Feb 24, 2023 8:48 pm

These are the latest images from Webb.

0 Replies

577 Views

Last post by Frankskywatcher
Fri Feb 24, 2023 8:48 pm
NGC and IC DSO observing

Last post by helicon « Sat Feb 04, 2023 5:22 pm
Replies: 11
by Jnicholes » Thu Feb 02, 2023 8:02 pm

First post

Hi everyone,

I have a question. I usually look at Messier objects through my telescope. In fact, I have photographed quite a few Messier objects....

Last post

To throw one object in there - NGC 4565 in Coma Berenices, 10th magnitude. It's my favorite galaxy overall. I found this one surprisingly easy in...

11 Replies

1263 Views

Last post by helicon
Sat Feb 04, 2023 5:22 pm
Black hole devours passing star

Last post by AntennaGuy « Sun Jan 15, 2023 4:17 am
Replies: 5
by Frankskywatcher » Sat Jan 14, 2023 3:33 am

First post

From the Hubble telescope a black hole pulls in a star and shreds it .

Last post

The pictures in the article appear to be art, not photos taken with the Hubble telescope. Does anyone have a link to the Hubble photos?

There...

5 Replies

1054 Views

Last post by AntennaGuy
Sun Jan 15, 2023 4:17 am
Beatlejuice

Last post by Baurice « Sat Dec 24, 2022 12:52 pm
Replies: 2
by Baurice » Thu Dec 15, 2022 11:38 pm

First post

Not sure if this is the right place, so here goes:

I recently saw Betelguese outshining Capella! The last two nights I have re-checked it. Capella...

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Except for the recent dimming, now past, Betelgeuse is a variable star with a 0.0 to 1.6 range.
Capella is more constant at 0.08
If Betelgeuse is at...

2 Replies

811 Views

Last post by Baurice
Sat Dec 24, 2022 12:52 pm
Tabby’s Star / Latest News

Last post by Don Pensack « Fri Dec 23, 2022 3:03 pm
Replies: 3
by Frankskywatcher » Thu Dec 22, 2022 12:37 am

First post

I am really intrigued by Tabby’s Star but can’t really find any current information or conclusions as to what it might be .
This was the most current...

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Yes, there is still much to be learned about stars.
We still have a long way to go to understand Wolf-Rayet stars as well.

3 Replies

803 Views

Last post by Don Pensack
Fri Dec 23, 2022 3:03 pm
Milky Way explained

Last post by Frankskywatcher « Tue Dec 06, 2022 1:48 pm
Replies: 2
by Frankskywatcher » Sun Apr 17, 2022 12:53 am

First post

This was an article from 2019 but I found it interesting.

Last post

Here is an article about the Milky Way that explains why we live in a barred spiral:

Sorry I did not notice this until just today but thank you...

2 Replies

962 Views

Last post by Frankskywatcher
Tue Dec 06, 2022 1:48 pm
Question about specific NGC designations

Last post by KathyNS « Mon Oct 31, 2022 3:23 pm
Replies: 5
by omeek » Sat Apr 16, 2022 8:52 pm

First post

I've noticed that in SkyTools there's a spiral galaxy with 2 NGC designations (or so it seems). It lists the object as NGC 3373 (NGC3389) . I thought...

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It is common, especially on the nearer (larger angular size) galaxies to have NGC numbers for specific features within the galaxy, typically...

5 Replies

1270 Views

Last post by KathyNS
Mon Oct 31, 2022 3:23 pm
The age of the Universe and the distance of objects

Last post by John Donne « Mon Oct 24, 2022 1:17 pm
Replies: 1
by guru » Mon Oct 24, 2022 11:30 am

First post

Hello,
Some weeks ago I read an article about the James Webb Telescope that it has detected objects, perhaps a galaxy, from where the light needed...

Last post

We must be traveling at the speed of light !

Edit:
Ooops...I read your last line as Thanks for some entertainment. 🙂

1 Replies

731 Views

Last post by John Donne
Mon Oct 24, 2022 1:17 pm
Largest GRB detected

Last post by notFritzArgelander « Sat Oct 15, 2022 11:40 pm
Replies: 1
by Chich » Sat Oct 15, 2022 6:45 pm

First post

A Gamma Ray Burst recently detected by the Gemini South telescope in Chile is potentially the largest ever detected.

Last post

See also:

1 Replies

703 Views

Last post by notFritzArgelander
Sat Oct 15, 2022 11:40 pm
Tarantula nebula

Last post by messier 111 « Tue Sep 06, 2022 4:57 pm
Replies: 1
by Frankskywatcher » Tue Sep 06, 2022 3:35 pm

First post

I could not stop looking at this image plus I enjoyed the article !

BUT WAIT THERE’S MORE, in the article there is an embedded link that takes you...

Last post

thx .

1 Replies

707 Views

Last post by messier 111
Tue Sep 06, 2022 4:57 pm
Space Telescope Science Institute

Last post by Frankskywatcher « Tue Sep 06, 2022 4:11 pm

by Frankskywatcher » Tue Sep 06, 2022 4:11 pm

Found this website and thought I would share it very interesting.

0 Replies

596 Views

Last post by Frankskywatcher
Tue Sep 06, 2022 4:11 pm
My New Nemisis

Last post by helicon « Fri Aug 26, 2022 1:09 pm
Replies: 51
by Juno16 » Wed Apr 06, 2022 11:19 am
1

2

3
First post

I always have a nemesis. Usually more than one. Just the nature of my personality, I guess.

I have have (had) a bright sodium vapor streetlight in...

Last post

That's great that you had a response Henk. The local city planner emailed me back about a streetlight kitty corner from my old house. He said they...
51 Replies

7547 Views

Last post by helicon
Fri Aug 26, 2022 1:09 pm
Artemis I

Last post by Frankskywatcher « Thu Jul 21, 2022 11:58 pm

by Frankskywatcher » Thu Jul 21, 2022 11:58 pm

Wondering what the groups views are on Artemis?
It seems like it keeps getting delayed while Elon Musk and Space X seems to be taking the...

0 Replies

545 Views

Last post by Frankskywatcher
Thu Jul 21, 2022 11:58 pm
Black Hole: First picture of Milky Way monster

Last post by turboscrew « Thu May 12, 2022 2:10 pm
Replies: 1
by Butterfly Maiden » Thu May 12, 2022 2:06 pm

First post

Came across this report on the BBC website today -

Black Hole: First picture of Milky Way monster .

It is 26,000 light-years away from us, so no...

Last post

Came across this report on the BBC website today -

Black Hole: First picture of Milky Way monster .

It is 26,000 light-years away from us, so no...

1 Replies

743 Views

Last post by turboscrew
Thu May 12, 2022 2:10 pm
Universe “ chart”

Last post by Butterfly Maiden « Fri Apr 22, 2022 6:04 pm
Replies: 3
by Frankskywatcher » Fri Apr 22, 2022 3:22 pm

First post

I saw this somewhere and although I’m sure it’s not accurate I thought it was pretty cool the way it was laid out.
You have to expand it to read it !

Last post

@Frankskywatcher I found a link to it on Wikipedia .

You can see the full size image and read the text better.

Wow now you’re talking I almost...

3 Replies

1043 Views

Last post by Butterfly Maiden
Fri Apr 22, 2022 6:04 pm
Question about M42

Last post by Don Pensack « Mon Mar 07, 2022 6:23 pm
Replies: 11
by Jnicholes » Sat Feb 19, 2022 3:00 am

First post

So, tonight, I went out and attempted the track Uranus as well as comet 19P/Borrelly. I failed at both of those. Unknown reason. I attempted to check...

Last post

A little research on dark nebulae shows their opacity is largely due to dust grains, as the last poster noted.
However, composition-wise, they are...

11 Replies

2428 Views

Last post by Don Pensack
Mon Mar 07, 2022 6:23 pm
It's Time Again to Dream/Plan/Attempt A Messier Marathon

Last post by Piet Le Roux « Tue Feb 15, 2022 4:40 am
Replies: 1
by JayTee » Sun Feb 13, 2022 10:14 pm

First post

Greetings All,

Well, it is that time of the year again. Glad you all made it around the Sun one more time. We are coming into Messier Marathon...

Last post

I am planning to do the ASSA 100 during our Gansvlei star party on 24-26 June 2022, the ideal date would be new moon 29 June but that would be on the...

1 Replies

1093 Views

Last post by Piet Le Roux
Tue Feb 15, 2022 4:40 am
M43 help

Last post by Jnicholes « Thu Jan 27, 2022 6:44 pm
Replies: 2
by Jnicholes » Thu Jan 27, 2022 5:06 pm

First post

I have one,

I finally had clear skies last night, so I went out and did some astronomy. I got a decent photo of M1 the crab nebula, as well as M42...

Last post

Thanks for getting back. I was wondering what that was, actually.

I guess I can mark that off for my messier project, then!

Thanks also for the...

2 Replies

1763 Views

Last post by Jnicholes
Thu Jan 27, 2022 6:44 pm
Unusual objects ruined exposure.

Last post by JayTee « Fri Jan 14, 2022 6:09 pm
Replies: 7
by Jnicholes » Fri Jan 14, 2022 3:24 am

First post

Hi everyone,

I am not sure where to post this, just so you all know.

I was out tonight doing a long exposure of M42, The Orion Nebula, when an...

Last post

Hi Jared,

I was referring to Elon Musk's starlink satellites. All annoying night time objects now get blamed on him as Dan pointed out. Also if I'm...

7 Replies

2877 Views

Last post by JayTee
Fri Jan 14, 2022 6:09 pm
Need Some DSO help

Last post by SkyHiker « Wed Jan 12, 2022 7:58 pm
Replies: 13
by Jnicholes » Tue Jan 04, 2022 9:30 pm

First post

Hi everyone,

Long shot question, but please hear me out.

Today, I was going through my astronomy photos I took, and I found one picture I took that...

Last post

./download/file.php?id=26704

Ok, that website, astrometry.net is VERY useful! I just ran my picture of m8 (Lagoon Nebula) through it to try it...

13 Replies

5182 Views

Last post by SkyHiker
Wed Jan 12, 2022 7:58 pm
Crab nebula time lapse by Detlef Hartmann

Last post by AstroBee « Sat Jan 08, 2022 10:15 pm
Replies: 2
by Chich » Tue Sep 28, 2021 9:08 pm

First post

I just found out about this on a ZOOM session. Detlef Hartmann created a time lapse of the crab nebula over ten years.

Last post

That's crazy! It's almost like you can get a sense of the pulsar at the core of the nebula.

2 Replies

2423 Views

Last post by AstroBee
Sat Jan 08, 2022 10:15 pm
I think I spotted m81!

Last post by kt4hx « Tue Nov 16, 2021 3:57 pm
Replies: 7
by realflow100 » Tue Nov 16, 2021 7:42 am

First post

40mm plossl eyepiece. 11x with 70mm F6 telescope bortle 7 with 91% moon
It was only visible as the faintest fuzzy dot ever. in the corner of my eye...

Last post

I admire you trying to catch sight of a galaxy with the moon being what it is currently. Its presence in the sky at its current phase and brightness...

7 Replies

4817 Views

Last post by kt4hx
Tue Nov 16, 2021 3:57 pm
DSO's from Bortle 7.5 - Should I and what scope?

Last post by Ben Cartwright SASS « Tue Oct 05, 2021 10:33 am
Replies: 8
by Ben Cartwright SASS » Sun Oct 03, 2021 1:59 pm

First post

I am mainly a solar imager as well as some Lunar so I have mostly Refractors and a 127 Mak and C8. I am also a Nature photographer, mostly birds in...

Last post

I had forgotten about Fastar! I also have a Canon 70-200L mk III f/2.8 that would be good for something like M31 or M45 as my ZWO adapter fits it and...

8 Replies

4483 Views

Last post by Ben Cartwright SASS
Tue Oct 05, 2021 10:33 am
Supernova in NGC 1325 (Eridanus)

Last post by pakarinen « Wed Sep 22, 2021 1:56 pm
Replies: 3
by kt4hx » Sun Sep 12, 2021 8:56 pm

First post

A new type Ia supernova is currently active in the barred spiral galaxy NGC 1325 in Eridanus. Here is the data for the galaxy: mag=11.5, size=...

Last post

Moon's probably going to mess things up, but I scheduled a shot with the SLOOH half meter tonight.

3 Replies

3102 Views

Last post by pakarinen
Wed Sep 22, 2021 1:56 pm

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