Astronomy and Cosmology

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The Expanding Universe

Last post by bperet « Sat Jun 22, 2019 11:10 am
Replies: 9
by user737 » Fri Apr 26, 2019 7:12 am

9 Replies

1763 Views

Last post by bperet
Sat Jun 22, 2019 11:10 am
picture of black hole?

Last post by bperet « Sat Jun 08, 2019 10:32 am
Replies: 4
by duane » Wed Apr 10, 2019 10:24 am

4 Replies

953 Views

Last post by bperet
Sat Jun 08, 2019 10:32 am
Giving Mars a Magnetosphere

Last post by user737 « Tue May 07, 2019 8:28 am

by user737 » Tue May 07, 2019 8:28 am

0 Replies

638 Views

Last post by user737
Tue May 07, 2019 8:28 am
Planetary Analogues

Last post by Djchrismac « Tue Apr 09, 2019 4:35 am
Replies: 1
by Gopi » Sun Apr 07, 2019 6:51 pm

1 Replies

409 Views

Last post by Djchrismac
Tue Apr 09, 2019 4:35 am
Are planets setting the sun's pace?

Last post by duane « Tue Apr 02, 2019 6:33 pm
Replies: 9
by duane » Wed Oct 05, 2016 6:43 pm

9 Replies

5371 Views

Last post by duane
Tue Apr 02, 2019 6:33 pm
Redshift

Last post by Djchrismac « Tue Apr 02, 2019 2:17 pm
Replies: 1
by Gopi » Sat Mar 30, 2019 8:20 am

1 Replies

460 Views

Last post by Djchrismac
Tue Apr 02, 2019 2:17 pm
John Dee on Astronomy

Last post by bperet « Sun Mar 10, 2019 12:17 pm
Replies: 1
by Gopi » Thu Mar 07, 2019 8:37 am

1 Replies

491 Views

Last post by bperet
Sun Mar 10, 2019 12:17 pm
Juno Isn’t Exactly Where it’s Supposed To Be. The Flyby Anomaly is Back, But Why Does it Happen?

Last post by user737 « Wed Feb 27, 2019 2:02 pm
Replies: 1
by duane » Mon Dec 04, 2017 10:09 am

1 Replies

2626 Views

Last post by user737
Wed Feb 27, 2019 2:02 pm
RS2 and Seifert Events

Last post by bperet « Wed Jan 23, 2019 4:46 pm
Replies: 1
by Snowalker » Wed Jan 23, 2019 3:31 pm

1 Replies

547 Views

Last post by bperet
Wed Jan 23, 2019 4:46 pm
Earth's Magnetic Field

Last post by bperet « Fri Jan 11, 2019 9:25 am
Replies: 2
by bperet » Mon Jul 02, 2018 11:09 am

2 Replies

2181 Views

Last post by bperet
Fri Jan 11, 2019 9:25 am
Earth has Entered into a New Epoch Cosmic Rays

Last post by bperet « Thu Jul 05, 2018 12:03 pm
Replies: 1
by duane » Thu Jul 05, 2018 9:06 am

1 Replies

2184 Views

Last post by bperet
Thu Jul 05, 2018 12:03 pm
Scientists Discover "Thredules" in Earth's Inner Core

Last post by bperet « Sat Jun 30, 2018 9:28 am
Replies: 1
by bperet » Sun Sep 09, 2012 9:34 am

1 Replies

1965 Views

Last post by bperet
Sat Jun 30, 2018 9:28 am
The Sun as a Light-Emitting Diode (LED)

Last post by bperet « Wed Jun 06, 2018 9:41 am
Replies: 2
by bperet » Tue May 29, 2018 1:32 pm

2 Replies

1670 Views

Last post by bperet
Wed Jun 06, 2018 9:41 am
Astronomy v2

Last post by bperet « Sat Apr 28, 2018 10:08 am
Replies: 3
by bperet » Tue Apr 24, 2018 12:04 pm

3 Replies

2131 Views

Last post by bperet
Sat Apr 28, 2018 10:08 am
Moons with Moons

Last post by bperet « Fri Apr 27, 2018 9:21 am
Replies: 6
by bperet » Tue Apr 24, 2018 12:33 pm

6 Replies

2737 Views

Last post by bperet
Fri Apr 27, 2018 9:21 am
Visibility of Stars and Galaxies (Problem)

Last post by bperet « Tue Apr 03, 2018 12:58 pm
Replies: 96
by bperet » Mon Oct 21, 2013 11:52 am
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9

10
96 Replies

48292 Views

Last post by bperet
Tue Apr 03, 2018 12:58 pm
Cosmic Clocks: Galaxies Behave Like Clocks, Rotating Once Every Billion Years

Last post by bperet « Thu Mar 15, 2018 7:35 pm
Replies: 1
by duane » Thu Mar 15, 2018 12:40 pm

1 Replies

1442 Views

Last post by bperet
Thu Mar 15, 2018 7:35 pm
Nasa has found an entire solar system with as many planets as our own...

Last post by bperet « Tue Jan 23, 2018 10:01 am
Replies: 1
by Djchrismac » Tue Jan 23, 2018 4:04 am

1 Replies

2002 Views

Last post by bperet
Tue Jan 23, 2018 10:01 am
Nature article turns theory of stellar evolution upside-down

Last post by MWells « Sat Jan 13, 2018 11:48 pm

by MWells » Sat Jan 13, 2018 11:48 pm

0 Replies

2786 Views

Last post by MWells
Sat Jan 13, 2018 11:48 pm
Cool vid on Earth's expansion

Last post by jdalton4 « Fri Jan 12, 2018 8:52 am
Replies: 12
by blaine » Tue Feb 07, 2017 5:29 pm
1

2
12 Replies

6883 Views

Last post by jdalton4
Fri Jan 12, 2018 8:52 am
Solar Flares

Last post by bperet « Tue Jan 09, 2018 10:25 pm

by bperet » Tue Jan 09, 2018 10:25 pm

0 Replies

2599 Views

Last post by bperet
Tue Jan 09, 2018 10:25 pm
Discontinuidad cuantica

Last post by oreneorg « Mon Nov 20, 2017 1:48 am

by oreneorg » Mon Nov 20, 2017 1:48 am

0 Replies

2994 Views

Last post by oreneorg
Mon Nov 20, 2017 1:48 am
Star exploded, survived, and exploded again more than 50 years later

Last post by bperet « Sun Nov 12, 2017 1:24 pm
Replies: 1
by jamesrm » Wed Nov 08, 2017 7:27 pm

1 Replies

1827 Views

Last post by bperet
Sun Nov 12, 2017 1:24 pm
Pierre-Marie Robitaille - The Liquid Sun

Last post by MWells « Mon Oct 16, 2017 7:50 pm
Replies: 14
by jdalton4 » Fri Sep 22, 2017 1:07 pm
1

2
14 Replies

7563 Views

Last post by MWells
Mon Oct 16, 2017 7:50 pm
Sounds Voyager

Last post by oreneorg « Mon May 22, 2017 5:05 am

by oreneorg » Mon May 22, 2017 5:05 am

0 Replies

3532 Views

Last post by oreneorg
Mon May 22, 2017 5:05 am

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