Astrophysics

Moderators: joe, Brian, Guy Fennimore

New Topic

570 topics

Page 1 of 12
- Jump to page:
1
2
3
4
5
…
12
Next

Topics

Replies

Views

Last post

Origin of Earth’s water

Last post by brian livesey « Thu Mar 16, 2023 9:27 pm
Replies: 2
by brian livesey » Thu Mar 09, 2023 10:08 pm

2 Replies

43 Views

Last post by brian livesey
Thu Mar 16, 2023 9:27 pm
Earth’s plasmasphere

Last post by brian livesey « Wed Feb 08, 2023 9:38 pm

by brian livesey » Wed Feb 08, 2023 9:38 pm

0 Replies

183 Views

Last post by brian livesey
Wed Feb 08, 2023 9:38 pm
Ring around Quaoar

Last post by RMSteele « Wed Feb 08, 2023 9:09 pm

by RMSteele » Wed Feb 08, 2023 9:09 pm

0 Replies

124 Views

Last post by RMSteele
Wed Feb 08, 2023 9:09 pm
Sirius B Anniversary

Last post by Brian « Tue Jan 31, 2023 8:17 pm
Replies: 1
by brian livesey » Tue Jan 31, 2023 7:35 pm

1 Replies

133 Views

Last post by Brian
Tue Jan 31, 2023 8:17 pm
Gaia BH1

Last post by brian livesey « Sat Nov 05, 2022 11:30 pm

by brian livesey » Sat Nov 05, 2022 11:30 pm

0 Replies

728 Views

Last post by brian livesey
Sat Nov 05, 2022 11:30 pm
China’s “Hubble” telescope.

Last post by brian livesey « Fri Sep 23, 2022 8:55 pm

by brian livesey » Fri Sep 23, 2022 8:55 pm

0 Replies

707 Views

Last post by brian livesey
Fri Sep 23, 2022 8:55 pm
Searching for rocky water-worlds

Last post by brian livesey « Mon Sep 19, 2022 3:36 pm

by brian livesey » Mon Sep 19, 2022 3:36 pm

0 Replies

607 Views

Last post by brian livesey
Mon Sep 19, 2022 3:36 pm
Webb’s galaxies surprise

Last post by RMSteele « Thu Aug 25, 2022 4:55 am
Replies: 1
by brian livesey » Wed Aug 24, 2022 9:14 pm

1 Replies

451 Views

Last post by RMSteele
Thu Aug 25, 2022 4:55 am
Meteors, Meteorites and Asteroids

Last post by RMSteele « Fri Aug 19, 2022 12:24 am
Replies: 5
by brian livesey » Mon Aug 15, 2022 9:11 pm

5 Replies

583 Views

Last post by RMSteele
Fri Aug 19, 2022 12:24 am
STEVE across an Alberta sky

Last post by brian livesey « Tue Aug 09, 2022 9:06 pm

by brian livesey » Tue Aug 09, 2022 9:06 pm

0 Replies

711 Views

Last post by brian livesey
Tue Aug 09, 2022 9:06 pm
Blue jets

Last post by brian livesey « Sat Aug 06, 2022 5:32 am

by brian livesey » Sat Aug 06, 2022 5:32 am

0 Replies

685 Views

Last post by brian livesey
Sat Aug 06, 2022 5:32 am
The biggest neutron star

Last post by brian livesey « Sat Jul 30, 2022 8:44 pm

by brian livesey » Sat Jul 30, 2022 8:44 pm

0 Replies

835 Views

Last post by brian livesey
Sat Jul 30, 2022 8:44 pm
Stephen Hawking essay up for auction ..

Last post by brian livesey « Wed Jul 27, 2022 9:02 pm

by brian livesey » Wed Jul 27, 2022 9:02 pm

0 Replies

800 Views

Last post by brian livesey
Wed Jul 27, 2022 9:02 pm
Webb’s deep-time galaxies

Last post by brian livesey « Thu Jul 21, 2022 9:09 pm

by brian livesey » Thu Jul 21, 2022 9:09 pm

0 Replies

793 Views

Last post by brian livesey
Thu Jul 21, 2022 9:09 pm
The LZ experiment

Last post by brian livesey « Mon Jul 11, 2022 6:38 am

by brian livesey » Mon Jul 11, 2022 6:38 am

0 Replies

783 Views

Last post by brian livesey
Mon Jul 11, 2022 6:38 am
Starquakes

Last post by stella « Thu Jul 07, 2022 11:47 am
Replies: 3
by brian livesey » Mon Jul 04, 2022 8:39 pm

3 Replies

848 Views

Last post by stella
Thu Jul 07, 2022 11:47 am
Sprites galore

Last post by brian livesey « Fri May 27, 2022 6:25 am

by brian livesey » Fri May 27, 2022 6:25 am

0 Replies

897 Views

Last post by brian livesey
Fri May 27, 2022 6:25 am
Milky Way’s central black hole revealed

Last post by Brian « Thu May 12, 2022 6:38 pm
Replies: 1
by brian livesey » Thu May 12, 2022 4:06 pm

1 Replies

881 Views

Last post by Brian
Thu May 12, 2022 6:38 pm
Mercury’s sodium tail

Last post by brian livesey « Fri May 06, 2022 5:51 am
Replies: 2
by brian livesey » Fri Apr 29, 2022 7:26 am

2 Replies

943 Views

Last post by brian livesey
Fri May 06, 2022 5:51 am
Micronovae discovery

Last post by brian livesey « Fri Apr 22, 2022 8:57 pm

by brian livesey » Fri Apr 22, 2022 8:57 pm

0 Replies

850 Views

Last post by brian livesey
Fri Apr 22, 2022 8:57 pm
Giant comet discovered

Last post by JohnM « Sat Apr 16, 2022 7:04 am
Replies: 3
by brian livesey » Thu Apr 14, 2022 9:32 pm

3 Replies

1063 Views

Last post by JohnM
Sat Apr 16, 2022 7:04 am
STEVE

Last post by brian livesey « Tue Apr 12, 2022 6:18 am

by brian livesey » Tue Apr 12, 2022 6:18 am

0 Replies

882 Views

Last post by brian livesey
Tue Apr 12, 2022 6:18 am
Genesis of a gas giant

Last post by brian livesey « Wed Apr 06, 2022 9:25 pm

by brian livesey » Wed Apr 06, 2022 9:25 pm

0 Replies

939 Views

Last post by brian livesey
Wed Apr 06, 2022 9:25 pm
Hubble’s deep-time star

Last post by brian livesey « Thu Mar 31, 2022 9:21 pm

by brian livesey » Thu Mar 31, 2022 9:21 pm

0 Replies

950 Views

Last post by brian livesey
Thu Mar 31, 2022 9:21 pm
James Webb Telescope launch ..

Last post by JohnM « Wed Mar 30, 2022 5:10 pm
Replies: 8
by brian livesey » Sat Dec 25, 2021 10:09 am

8 Replies

1936 Views

Last post by JohnM
Wed Mar 30, 2022 5:10 pm
HR 6819 revised

Last post by brian livesey « Thu Mar 03, 2022 10:13 pm

by brian livesey » Thu Mar 03, 2022 10:13 pm

0 Replies

1043 Views

Last post by brian livesey
Thu Mar 03, 2022 10:13 pm
Proxima d

Last post by brian livesey « Fri Feb 11, 2022 9:52 pm

by brian livesey » Fri Feb 11, 2022 9:52 pm

0 Replies

1049 Views

Last post by brian livesey
Fri Feb 11, 2022 9:52 pm
Lonesome black hole

Last post by brian livesey « Sat Feb 05, 2022 6:09 pm

by brian livesey » Sat Feb 05, 2022 6:09 pm

0 Replies

1048 Views

Last post by brian livesey
Sat Feb 05, 2022 6:09 pm
Our devouring galaxy..

Last post by brian livesey « Mon Jan 17, 2022 10:32 pm

by brian livesey » Mon Jan 17, 2022 10:32 pm

0 Replies

1103 Views

Last post by brian livesey
Mon Jan 17, 2022 10:32 pm
Looking closer at Sagittarius A*

Last post by brian livesey « Sat Dec 18, 2021 10:25 pm

by brian livesey » Sat Dec 18, 2021 10:25 pm

0 Replies

1189 Views

Last post by brian livesey
Sat Dec 18, 2021 10:25 pm
A star in a spin

Last post by brian livesey « Tue Nov 23, 2021 2:08 pm

by brian livesey » Tue Nov 23, 2021 2:08 pm

0 Replies

1270 Views

Last post by brian livesey
Tue Nov 23, 2021 2:08 pm
The Great Red Spot in depth ..

Last post by brian livesey « Sun Oct 31, 2021 10:49 am

by brian livesey » Sun Oct 31, 2021 10:49 am

0 Replies

1296 Views

Last post by brian livesey
Sun Oct 31, 2021 10:49 am
Finding hidden planets

Last post by Lariliss « Wed Oct 13, 2021 12:19 pm
Replies: 1
by brian livesey » Tue Oct 12, 2021 7:35 pm

1 Replies

1402 Views

Last post by Lariliss
Wed Oct 13, 2021 12:19 pm
Hycean planets

Last post by Lariliss « Mon Oct 04, 2021 12:39 pm
Replies: 4
by brian livesey » Thu Sep 09, 2021 8:10 pm

4 Replies

1861 Views

Last post by Lariliss
Mon Oct 04, 2021 12:39 pm
Earth’s own auroras

Last post by Lariliss « Mon Oct 04, 2021 11:47 am
Replies: 3
by brian livesey » Fri Oct 01, 2021 8:02 pm

3 Replies

1549 Views

Last post by Lariliss
Mon Oct 04, 2021 11:47 am
Mars at solar conjunction

Last post by brian livesey « Fri Oct 01, 2021 7:56 pm

by brian livesey » Fri Oct 01, 2021 7:56 pm

0 Replies

1342 Views

Last post by brian livesey
Fri Oct 01, 2021 7:56 pm
Great Red Spot mystery

Last post by brian livesey « Wed Sep 29, 2021 9:42 pm

by brian livesey » Wed Sep 29, 2021 9:42 pm

0 Replies

1338 Views

Last post by brian livesey
Wed Sep 29, 2021 9:42 pm
A cavity in space

Last post by brian livesey « Fri Sep 24, 2021 3:56 pm

by brian livesey » Fri Sep 24, 2021 3:56 pm

0 Replies

1475 Views

Last post by brian livesey
Fri Sep 24, 2021 3:56 pm
Outside In Stars

Last post by brian livesey « Sun Sep 12, 2021 9:23 am
Replies: 3
by RMSteele » Thu Sep 09, 2021 10:08 pm

3 Replies

1570 Views

Last post by brian livesey
Sun Sep 12, 2021 9:23 am
Ellerman bombs

Last post by Lariliss « Tue Sep 07, 2021 7:46 am
Replies: 1
by brian livesey » Mon Sep 06, 2021 5:53 am

1 Replies

1347 Views

Last post by Lariliss
Tue Sep 07, 2021 7:46 am
The blinking star

Last post by Lariliss « Sat Aug 28, 2021 3:12 pm
Replies: 3
by brian livesey » Tue Jun 15, 2021 3:31 pm

3 Replies

1701 Views

Last post by Lariliss
Sat Aug 28, 2021 3:12 pm
Amazing !

Last post by Lariliss « Thu Aug 19, 2021 3:20 pm
Replies: 2
by SunsetTwilight » Wed Feb 03, 2021 8:09 pm

2 Replies

2688 Views

Last post by Lariliss
Thu Aug 19, 2021 3:20 pm
PROXIMA CENTUARI AND centuari A and centuari B

Last post by Lariliss « Wed Aug 18, 2021 5:09 pm
Replies: 3
by ASUTOSHJHA » Thu Jul 29, 2021 4:30 am

3 Replies

2142 Views

Last post by Lariliss
Wed Aug 18, 2021 5:09 pm
By Jove!, could there be life on Jupiter?

Last post by Lariliss « Tue Aug 17, 2021 3:21 pm
Replies: 1
by brian livesey » Wed Jun 30, 2021 8:51 pm

1 Replies

1467 Views

Last post by Lariliss
Tue Aug 17, 2021 3:21 pm
Jupiter's X-Ray bursts

Last post by Lariliss « Tue Aug 17, 2021 3:07 pm
Replies: 1
by brian livesey » Sat Jul 10, 2021 9:16 pm

1 Replies

1420 Views

Last post by Lariliss
Tue Aug 17, 2021 3:07 pm
When the Moon wobbles ..

Last post by Lariliss « Tue Aug 17, 2021 2:55 pm
Replies: 2
by brian livesey » Sat Jul 17, 2021 10:26 am

2 Replies

1512 Views

Last post by Lariliss
Tue Aug 17, 2021 2:55 pm
The fading star

Last post by brian livesey « Thu Jun 17, 2021 9:15 pm
Replies: 2
by brian livesey » Thu Jun 17, 2021 7:53 pm

2 Replies

1569 Views

Last post by brian livesey
Thu Jun 17, 2021 9:15 pm
The Milky Way's satellite galaxy

Last post by Charlotte Bridge « Fri Jun 11, 2021 8:26 am
Replies: 1
by brian livesey » Thu Jun 10, 2021 3:42 pm

1 Replies

1576 Views

Last post by Charlotte Bridge
Fri Jun 11, 2021 8:26 am
Steven J. Dick’s Discovery and Classification in Astronomy

Last post by mikemarotta « Mon Jun 07, 2021 7:30 am

by mikemarotta » Mon Jun 07, 2021 7:30 am

0 Replies

1630 Views

Last post by mikemarotta
Mon Jun 07, 2021 7:30 am
An Online Class in Astrophysics

Last post by mikemarotta « Fri May 21, 2021 12:27 am
Replies: 4
by mikemarotta » Sat Mar 13, 2021 3:27 am

4 Replies

2552 Views

Last post by mikemarotta
Fri May 21, 2021 12:27 am

New Topic

570 topics

Page 1 of 12
- Jump to page:
1
2
3
4
5
…
12
Next

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum